Just before the wedding, a ultimate tragedy occurred at an alumni reunion attended by Tsukasa Ao and her fiancé from childhood. A former classmate, Yakara, who was jealous of their old friends' happiness, forcefully made Tsukasa drunk, leading to her being raped while inebriated! The act escalated, ultimately resulting in her being gang-raped right next to her fiancé… From the height of happiness to the depths of despair, this is the cruelest group rape drama in Tsukasa Ao's history!
