Hans Kroll is a real bully who couldn't care less about school. For him and his friend Toni, motorcycles and pinball machines are what matter most. Recently, karate has also become a favorite pastime. However, after joining a taekwondo group, the two quickly lose interest in fighting. At the ice rink, Hans meets Bettina Steindl and, under the envious glances of his friends, gets her phone number.