The three girls are Edokko girls who belong to a certain talent agency and are part of the idol unit "Shitamachi Shojotai" before their debut. In preparation for their debut, they were given strict training by the company president, producer, and assistant producer... The training, of course, included sexual harassment lessons. It began with a series of abuse and punishment with a vibrator, followed by forced sex. They endured such hardships before their debut. However, during a toast to celebrate, they are seduced by some drunk men and end up in a massive orgy...