Ch.4: Kouzuki is popular with his male classmates for being cute and meek. After being caught masturbating with Kouzuki's shirt, Masayuki discovers the real Kouzuki
Pg.33-51: Average high schooler Yamabuki's ordinary life is destroyed when he saves cute, but delusional Aonuma from a cricket
Masaya and Yuuma are childhood friends, whose families have been fighting for generations. Though they are arch rivals, Masaya still cherishes their childhood memories and the small treasure Yuuma shared with him. However, their relationship changes, after Yuuma gets engaged to their mutual childhood friend and Masaya's crush, Akiko.
Pg.88-115: Yuki and Kei have been best friends for 17 years. Yuki thought they knew everything about each other, until Kei kissed him in his sleep.
Ch.2: Umebayashi fell in love at first sight with the cute Matsubara. Thanks to his rival, Matsu's childhood friend Takeshiba, interference, Ume hasn't been able to confess for 3 years
Ch.2: When straightforward, info-dumping Motoi transferred to Mitsuki's school, he immediately became part of his group of friends. While watching an AV together, Mitsuki lies about his sexual experience and, jealous, Motoi forces Mitsuki show him his "experience"
Ch.1: Takeru thought his relationship with his childhood friend Keigo would never change. When Keigo becomes busy with student council work, Takeru starts to feel uneasy
Ch.2: Hit by a key, transfer student Muromachi falls for SCP Fukami, who treats his wound. Later, Muromachi discovers the key is for Fukami's secret sex club in the basement
Ch.4: When newspaper club president Kurata is possessed by the spirit of the chairman's former lover, he ends up attacking Chihiro, the chairman's grandson
Ch.5: Asleep in the nurse's office with a fever, Sachi is suddenly kissed by his childhood friend Daisuke. While Sachi is still confused about the kiss, Daisuke reveals he's been thinking of going to college in Tokyo, making Sachi even more confused and anxious
Ch.6: With the addition of his older sister and her newborn baby to the house, Nishino ends up extremely stressed, due to the cramped space and lack of sleep and privacy. When his stress lands him in the school infirmary, he gets taken care of by a mysterious 3rd year, known as the guardian of the infirmary
Ch.2: When undefeated Kasuga loses to Tougou, he wants another fight. Unable to even touch Tougou, Kasuga begins hanging around him, hoping to find his weakness
Ch.5: Problem student Tsujidou catches the attention of disciplinary committee president Kirihara, who rapes Tsujidou. Though Tsujidou thought it was Kirihara's way of reforming him, Kirihara continues, even after Tsujidou changes
Everyday Smile