Keisuke, a 29-year-old man, is pressured by his mother to enter an arranged marriage with a woman named Tomoko to continue the family line. However, he shares a secret, incestuous relationship with his much younger sister, Misaki, who is obsessively devoted to him. As Keisuke prepares to meet his future father-in-law, Misaki desperately attempts to seduce him to prevent the marriage and keep him for herself.
Hirayama leverages his feminine appearance to deceive and dominate those around him, trapping a fellow student, two classmates, and even his teacher in a series of predatory encounters. However, his reign of control is suddenly challenged when he meets Katakura, the school's most popular student. The tables turn as Hirayama finds himself trapped and targeted by a predator more powerful than himself.
A lonely model student, ostracized by her peers for her academic success, is cornered and brutally assaulted by a group of classmates. As the violence escalates and more men join in, she undergoes a disturbing psychological break, eventually embracing the degradation and public exposure as a twisted form of acceptance. Despite her descent into depravity, she remains haunted by her original, unfulfilled desire for genuine friendship.