The beautiful and kind teacher Hisae is very popular with the students. Behind the scenes, however, she was sexually harassed by Mr. Sakamoto, the son of the president of the school. Hisae is sexually harassed by Sakamoto again today. However, her act was witnessed by her student, Kuroiwa. Kuroiwa molests Hisae on the train on the way back, using the previous act as a joke. Hisae is irresistible to her. But her nightmare didn't end there. What she saw when she went to the classroom the next day...
