Ch. 5: Yoshito can always tell if someone is in love with him by their smell and Masaki's scent keeps getting stronger
Hasegawa has decided to enroll in a school in another prefecture and stay in their dorms. On the crowded train ride there, Hasegawa accidentally ends up molesting another passenger and, to both of their horror, even makes him cum. At the dorm, Hasegawa's roommate turns out to be the guy from the train, Seto, a senpai known for being antisocial. Hoping to get closer, Hasegawa has been able to keep himself from touching Seto again, until he walks in on Seto masturbating on his bed.
Ch. 1-2,6.1: Promiscuous Asai never does it with the same guy twice. But after having a fling with a stranger in the train station bathroom, he's no longer interested in other guys
In high school, Kou was hated for his arrogant attitude due to his parents wealth and bullied for being fat. Chiaki, the art club president, always treated him kindly, bringing him sweets. However, when Kou tried to give Chiaki his contact information at his graduation, Kou refused it. Mortified, Kou worked to change himself, studying and losing weight, for the sake of revenge. Now, in college, Kou has met Chiaki again by chance. However, Chiaki admits to being a chubby chaser.
Ch. 5: Takeuchi has a fetish for shaven heads and Tokida's head is his ideal type, so Tokida allows Takeuchi to touch it once per day
Ch.3: Hajime and Zen are childhood friends and lovers. However, they have yet to have sex, as Zen just uses his sex toy collection on Hajime and Hajime is starting to feel frustrated.
After his grandfather's death, Sadao moves to his mother's village and becomes the family head. Though others seem to avoid Sadao, Sadao quickly befriends and falls for his classmate Tomoru. However, Sadao discovers the village's legend that "if the keeper of the rain, Sadao, cries, it will rain" and Tomoru is actually the rain keeper's guardian, whose role is the make Sadao cry.
Ch. 1-3,6: Kyosuke has a grudge against Takano, the school's strongest delinquent and the guy who always made him cry in judo as a child. After Takano realizes Kyosuke is the crying boy from his memories, Takano suddenly kisses Kyosuke in the bathroom. Angered and feeling humiliated, Kyosuke declares he'll make Takano cry one day. However, Takano keeps trying to make Kyosuke cry instead.
Matsukawa is popular in his office as a perfect man with effortless good looks, that secretly come from his strict beauty routine. Matsukawa can't stand Yuuki, the excellent, but unsociable new hire whose good looks rival Matsukawa's, despite not caring about appearances. However, Yuuki accidentally discovers Matsukawa's secret. When Matsukawa thinks Yuuki is making fun of his efforts, he ends up telling Yuuki he hates him and Yuuki begins violating Matsukawa while complimenting him.
Ch. 1-3,6: Sumire is an illustrator currently working on a BL game. While at the voice recording for the game, Sumire reunites his former classmate Kai, the up-and-coming voice actor voicing the main character. After listening to Kai's erotic voice, Sumire becomes conscious of Kai and ends up kissing him in his sleep.
Uchuu De Ichiban Kimi Ga Suki