Yuuka Yoshii is the perfect student at Hinata Academy—beautiful, athletic, and academic—but she hides a secret obsession with extreme sexual fantasies. While she rejects popular suitors to protect her reputation, a chance encounter with the unremarkable Kinoshita Takashi leads to an explosive sexual awakening. After discovering their intense compatibility, Yuuka establishes a dominant arrangement, demanding Kinoshita's daily submission while maintaining her cold exterior.
Student Council President Kizuno Hitomi attempts to shut down the Anime Research Club, but the members turn the tables by uncovering her secret identity as a popular cosplayer and otaku. Blackmailed with compromising evidence and recordings, Hitomi is forced to submit to the club members' desires, eventually embracing her true, lewd nature and joining the club she once tried to abolish.
College student Makita Yousuke takes a job as a home tutor for the alluring Tachibana Yuuna, who spends her lessons teasing him and testing his resolve. After Yuuna discovers Yousuke's hidden preferences and confesses her love, the two give in to their mutual attraction. Following her success in the entrance exams, Yuuna secures a spot at the same university as Yousuke, ensuring their passionate relationship continues.
Saaya abruptly quits the swimming club to hide a secret physical sensitivity triggered by her repressed feelings for her childhood friend, Daisuke. When Daisuke confronts her at the pool, their mutual attraction boils over into a passionate encounter, leading to a confession of love. Now a couple, Saaya finds the confidence to return to the team as its star athlete.
Seeking to excel in her final tournament, Aoi requests intensive one-on-one training from her new coach. However, the training quickly devolves into a series of sexual encounters and psychological manipulation. Over ten days, Aoi's initial fear transforms into an addictive craving for pleasure, leading her to prioritize her submission to the coach over her athletic ambitions.
Yuuto, a first-year student, is constantly teased by his stepsisters, Ayaka and Haruka, who both work as teachers at his school. When the sisters discover his attraction to his classmates, they decide to reclaim his attention through a series of provocative encounters in the school infirmary. After confessing their lifelong love for him, the sisters enter a competitive race to see who will be the first to conceive Yuuto's child.