执行任务！在班上很文静的女同学Haku，裙底下竟然锁着贞操锁！屁眼还塞入三颗跳蛋！殊不知在班上名列前茅的Haku其实是反差母狗，就这样在人群中走着，屁眼震动前面同时流水呢！最后…… Haku, a female classmate who is very quiet in the class, secretly takes over the task, and there is a chastity lock locked under her skirt! There are also three vibrators inserted into the anal! Little did they know that Haku, who was at the top of the class, was actually a contrasting bitch. She was walking among the crowd with her anal vibrating and water flowing in front of her at the same time! at last……