Gibo/Characters

Main Characters

Yusuke Yagami

I didn't know anything... A man and a woman can have sex and have children. The act of inserting the penis into the vagina and enjoying the pleasure of sex. Even when I heard about the white stickiness in my health class, I couldn't understand what it was all about. .....However. Because I had a home visit, I went home early after school, and I saw the secret of my mother hugging naked with a man I don't know. —Yusuke Yagami opening quote in the game directly translated from original Japanese version.

The protagonist of Gibo

• Despair Event Horizon: In the anime, Yusuke became traumatized for the rest of his life, after witnessing his mother having sex with another man aside from her husband, to his heartbreaking dismay, Yusuke's mother absolutely enjoyed it with no remorse on cheating on her husband.
• Hanging Judge: Yusuke already declared Misako guilty of being a cheating slut before that was even proven, and was already planning to punish her
• Moral Event Horizon: In the game Yusuke believes his own mother crossed it by screwing another guy and then not caring about the consequences, and in turn he crosses it with his sadistic desire to make every "unfaithful slut" who crosses his path suffer.
• Villain Protagonist: Yusuke is a villianous protagonist in both the game and anime ova

Yusuke Yagami's Mother

Hurry, hurry up and cum, my husband is going to be home soon.

File:Yusuke Yagami's Mother.jpg

Yusuke Yagami's Mother in the ova.

The main antagonist of Gibo, Yusuke's biological mother, a very beautiful and attractive woman with long wavy brown hair and brown eyes.

• Abusive Parents: Unintentionally and unknowingly, Yusuke’s mother had deeply traumatized her son forever emotionally by having sex with another man while her son is at home. It was on the day when Yusuke discovered her adultery, as a child when Yusuke returned home earlier than usual. Yusuke called for his mother, only to find her naked having sex with her lover, to his heartbreaking, sorrow, and despair, his mother was immensely enjoying the sex with her lover and shown to have absolutely no remorse about cheating on her husband. Even when the Mysterious Gentleman point out that Yusuke may discovered their adultery, Yusuke’s Mother conveniently dismissed with the excuse of Yusuke being outside collecting insects. Ultimately, she no longer cared about Yusuke as not only would she risked being caught by Yusuke during her sex sessions, flashbacks in the ova showed when she divorced her husband, she was perfectly content to give up custody of her son to his father to start a new life with her lover without any guilt or remorse as Yusuke's mother turn her back, taking one last look at her son with a nonchalant expression before walking away.

• Adaptation Expansion: The original visual novel Gibo only showed Yusuke’s Mother seen in a flashback, Yusuke remembers a brief and heartbreaking memory of his mother’s adultery. During his childhood, Yusuke witness his mother having extremely passionate sex in standing reverse cowgirl position with her lover the Mysterious Gentleman whose face is covered, the anime ova significantly expanded to show and extended the scene of Yusuke's Mother committing her first adultery with various sexual acts and a short dialogue between Yusuke's mother and her lover contrary to the visual novel where they do not speak at all, Yusuke's Mother can be heard voicing her pleasure. The anime dialougue explained Yusuke's mother's reasons for committing adultery which was to prevent her husband from cheating on her as well as showed how Yusuke discovered his mother's adultery which Yusuke's mother came to fully enjoyed the sex with the gentleman.
• Adaptational Villainy: In the visual novel, Yusuke's Mother served as a minor antagonist with little influence aside from causing her son some distrust issue towards women but Yusuke would still have a possibility for a happy ending depending on the routes, however in the anime ova adaptation, Yusuke's Mother became the main antagonist of the Gibo hentai anime series as Yusuke’s Mother commiting adultery would have a tremendous negative impact on her son Yusuke, having witnessed with his own eyes his mother having sex with another man. This would led to Yusuke’s intense hatred for all women and subsequently the future tragedies Yusuke commited by raping his stepmother Misako and stepsister Shinna in the ova, transforming them into nymphomaniacs like what the Mysterious Gentleman had done to Yusuke’s Mother. Yusuke would eventually be arrested for raping another woman in public, later stealing a police gun to kill either himself or Misako who is in the midst of an orgy with strangers, thus Yusuke’s Mother infidelity had unknowingly destroyed her son’s future, ruining him forever along with Misako and Shinna.

• All for Nothing: The Mysterious Gentleman's dialouge indicates Yusuke Yagami's Mother started having sex with him was to prevent her husband from commiting adultery by learning to have proper sex to gain his attention. However, by the time, Yusuke discovered his mother’s adultery, Yusuke’s mother has became a complete nymphomaniac, as she asked the Mysterious Gentleman to thrust his penis in her vagina more intensely as well as hurry up and finish before Eizo returned home, more focus on having greater sexual pleasure which she absolutely enjoyed with no remorse on cheating on her husband. Ironically, all the sex lessons that was meant to prevent the chance of Eizo's infidelity occuring have been led Yusuke Yagami's Mother to officially commiting adultery herself.
• Buxom Is Better: Yusuke Yagami's Mother both in the game and anime possesses an extremely voluptuous and slim body with enormous breasts which are not only large but their shape are extremely beautiful and attractive. Her breasts are so huge, they are significantly larger than her lover’s hands and when Yusuke saw his mother having sex in a doggy style position, Yusuke’s Mother ‘s enormous yet extremely beautiful and attractive breasts charmingly and energetically bouncing up and down harmoniously in unison. In a flashback of the anime even when wearing a modest blouse, her voluptous breasts would provocatively protrude as a huge bulge underneath the blouse.
• Cicadian Rhythm: Cicada cries have a significant role in the Gibo ova anime as the first episode begins with a hot summer day, showing a traditional Japanese residence amidst the noisy chirpings of Cicadas with the opening Japanese words in the first episode meaning "Hear, the annoying cicada cry again" then it show Yusuke's Mother undressing herself and started having sex with the Mysterious Gentleman, on the day Yusuke discovered his mother's adultery, loud cicada cries were also heard especially clearly in the background when it show scenes of Yusuke's Mother having intense sex with the mysterious gentleman. In Japan, Cicada cries during summer to attract mates for mating, this mirrors how Yusuke's Mother started having extramaritial sex with the Mysterious Gentleman though mainly for sexual pleasure instead of mating for children.
• Dress Hits Floor: The story starts off with Yusuke's Mother slowly stripped her clothes one by one in front of the Mysterious Gentleman as the fully undressed clothes slipped down her legs as Yusuke's mother is shown naked alongside the Mysterious Gentleman.

• Good Parents: In the ova, flashbacks showed Yusuke’s Mother to be a very loving and caring parent as shown by Yusuke's mother affectionately smile at her son, holding Yusuke's hand and Yusuke happily hugging his mother. Even Yusuke acknowledged his mother was the one he love most dearly, even more so than his workaholic father Eizo whose attention is entirely devoted to working, prior to witnessing her adultery. Unbeknowst to Yusuke, his mother started having extramartial sex with the Mysterious Gentleman in order to regain his father’s Eizo attention.
• Hot Mom: In both the game and anime, Yusuke's Mother is very beautiful with an extremely attractive body. Due to her beauty and immense sex appeal, her lover who already had vast amount of sexual experience with women first, have an extremely intense lust towards her, as he would visit the Yagami Residence daily to have sex with her everyday as they continued to engaged in adultery.

• Irony: In the anime, the dialouge of the Mysterious Gentleman and Mio stated Yusuke's Father never paid attention to Yusuke's Mother to the point they never have sex again for a long time aside from their last known sex which led Yusuke's mother to become pregnant and gave birth to Yusuke, this indicates Yusuke's Mother reason for having sex with the Mysterious Gentleman at the begining was to learnt more about sexuality to regain her husband's attention, as the Mysterious Gentleman told Yusuke's Mother, she needed proper sex technique to prevent her husband from having an affair. However by the time, Yusuke discovered his mother having sex with the Mysterious Gentleman, their sex is extremely passionate. In a great irony, Yusuke's Mother's intial fear that her husband may commit adultery which lead her to start her sex lessons with gentleman, she ended up becoming the adulterer herself.
• Karma Houdini: In the ova, Yusuke Yagami's mother managed to get away scott free for her adultery as Yusuke wanted revenge on his mother for commiting adultery, traumatizing him with her sex with her lover and also abandoned him as a child, in fact despite Yusuke Yagami's Mother being the source of Yusuke's emotional pain and hatred, she was never punished instead Misako and her daughter were punished in her place as Yusuke vented his indigination at them instead.
• Likes Older Men: In the ova, the appearance of the lover of Yusuke Yagami's Mother is revealed. Instead of a handsome man in his twenties or thirties, it is a plain looking middle aged man appearing to be in his forties, putting aside the fact that their first sexual intercourse was meant to teach her more about sex to stop her husband from cheating, by the time Yusuke discovered her adultery, Yusuke Yagami's Mother had extremely passionate sex with very same middle aged the Mysterious Gentleman, asking the gentleman to thrust his penis in her vagina more intensely, even asking him to finish before her husband returns, signifying she no longer cared about Eizo and she has officially become lovers with the gentleman.
• Lust: Yusuke's Mother goes from awkward and nervous during her sessions with the Mysterious Gentleman to enjoying herself so fully she doesn't even bother undressing completely before they go at it.
• Moral Event Horizon: In the ova, Yusuke Yagami's Mother became a complete nymphomaniac who periodized satisfying her newfound lust as she spent everyday having sex with her new lover in the Yagami's house, cheating on her husband while Yusuke was in school and at home.
• Perspective Flip: In the first episode of the OAV, the scenes switch between Yusuke's POV and the mother's.
• Sex God: Though initially a sex amateur, Yusuke Yagami's Mother became more skilled and experienced with sex through having sex lessons with the Mysterious Gentleman
• Taught By Experience: Yusuke Yagami's Mother learned and became a sex expert through sex lessons with the Mysterious Gentleman through experience by literally having sex with her sex teacher.

• Your Cheating Heart: She feared her husband would cheat on her due to his lack of interest. In the end, though, she became this trope through her addiction to sex with the Mysterious Gentleman.

The Mysterious Gentleman

Be a little more stimulating, to prevent your husband's adultery, some technique is needed.

File:Mysterious-gentleman.jpg

The Mysterious Gentleman and lover of Yusuke Yagami's Mother.

The Mysterious Gentleman is the unnamed lover of Yusuke’s Mother and the secondary antagonist of the Gibo

• Adaptational Villainy:The Mysterious Gentleman as the lover of Yusuke's Mother and her partner in the adultery whose appearance is fully revealed in the ova also became a secondary antagonist playing a very significant role in Yusuke's fall into depravity.
• Bigger Is Better in Bed: Not only is the Mysterious Gentleman good at and experienced in sex, but he also has a long and stout penis that gives Yusuke's mother tremendous sexual pleasure.
• Buxom Is Better: The Mysterious Gentleman appeared to be fond of buxom breasts, as shown in the ova, where he licked the nipple of Yusuke's Mother's left breast while groping her right breast to aroused her, finally the Mysterious Gentleman in reverse cowgirl position, tightly groped Yusuke’s Mother’s voluptuous breasts with both his hands each as he masterly and intensely thrusted his penis into her vagina in preparation to ejaculated inside her womb.
• Dirty Old Man: In the ova, the Mysterious Gentleman is a bespectacled middle aged gentleman with a short mustache. enjoyed having sex with beautiful and attractive women, particularly Yusuke’s Mother.
• Moral Event Horizon: He has no qualms in commiting adultery, turning a married housewife and loving mother into a complete nymphomaniac. Having spent everyday having sex with Yusuke’s Mother in the Yagami’s house, while Yusuke was in school and at home in the hentai anime. Though, he did worried that Yusuke might discover his adultery with his mother when he gave Yusuke’s Mother an orgasm.
• Nerd: The Mysterious Gentleman is a plain looking middle age nerd, though what attracts Yusuke's mother to become lovers with him is not his handsomeness but his sexual prowess.
• Netorare: The Mysterious Gentleman has officially netorare Yusuke Yagami’s Mother who is Eizo Yagami’s wife, while Eizo’s neglecting of his wife play a factor, it is ultimately the Mysterious Gentleman’s large penis and sexual prowess that captivated her as Yusuke Yagami's Mother became more used to sex, she ended up enjoying her sex lessons due to the gentleman's extraordinary sexual prowess, thus she chose to give up on her husband and became the gentleman's lover instead.
• Lust: The Mysterious Gentleman despite having a gentlemanly appearance, is an extremely lustful man.
• Sex God: In the hentai ova, the Mysterious Gentleman appeared to have rich sexual experience with women.

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