In Tokyo, prostitution in the name of "Enjo Kosai" is in fashion among some high school girls. A mysterious man, Kuni, laments such girls but cannot deny a strong desire for them. He punishes the girls by having sex with them without paying them. He calls this operation "stop the bitch campaign" for public justice. Working in a sex trade shop where abnormal people are satisfied with their lust, Aoi tries to find out the man who raped her desperately in the past. One day, Aoi meets Kuni. The battle between a violent but beautiful girl and an abnormal dirty man is set to start again!