Tanihara Nozomi, the PTA president of Jikyuuigakuin Private Academy, finds herself tormented and emotionally strained by her stepson Noriyuki, who constantly targets her since her remarriage. Despite enduring relentless harassment and inner turmoil, she struggles to maintain her composure. Dissatisfied with her presence, Noriyuki vents his resentment to his student council peers. They devise a malicious scheme to invade Nozomi's private life, using blackmail and hidden cameras to intimidate and dominate her. As she is gang-raped and psychologically broken down, how long can Nozomi continue to resist while being exploited by their perverse desires?