Being assigned as an assistant teacher for the first time, she is popular with the students and her teaching career is going smoothly. However, when a student shows her affection, she kicks him away, saying that "a student's duty is to study," but then witnesses him kissing her teacher, and that's where the tragedy begins. "So you're saying that students can't do it, but adults can do whatever they want! Don't mess with me!" Her pride is hurt, and she is raped, secretly photographed, and blackmailed every day. With no one to talk to, she is forced to become the sex pet of the devilish students, and is forced to have their thick adolescent semen splashed on her...