A girl who was taken to a hotel by her crush, her mentor, was brutally gang-raped. (Real-993 by Iwai Ruka)

Ruka is a student who harbors feelings for her new teacher, Kuroda. One day, he invites her to a hotel under the pretext of "wanting to talk to you alone"... Although somewhat suspicious, Ruka follows him, thinking, "Since it's the teacher who said it..." However, she gradually notices Kuroda acting strangely. Ultimately, she is brutally raped by her trusted teacher, and just as she is overwhelmed with grief, a group of strange men suddenly burst in...