Kenichi and Asuka are brothers and sisters who lost their parents when they were young and grew up in an institution. Kenichi changed jobs from one job to the next, until he settled on the grueling job of a worker at an industrial waste disposal site. One day, Kenichi returns home after injuring his face. Seeing that, Asuka's worries reach a peak and she goes to see how things are at work. And Asuka witnesses Kenichi being beaten by his co-workers. Colleagues who look like demons are lustful at Asuka's pretty figure, and beat Asuka in front of Kenichi...
