Bakunyuu Nurse

Shirou is a young doctor. But he is a go-boy of nurses. One day, he finds and buys a hypnotic through the internet, and uses it to Risa on the next day. But she doesn't change at all. He gets mad and says, "Show me your breasts!" She suddenly starts to take off her nurse uniform and shows her breasts!? Does the hypnotic work perfectly? He takes an action towards four big breasts nurses....