Mika is反省ing and feeling down about a bicycle accident she caused due to her own carelessness. However, in reality, it was a trap set by a professional swindler, and Mika fell right into it. A man pretending to be the victim proposed a settlement to resolve the matter, and wanting to keep it secret from her school and parents, Mika accepted. But she cannot afford the amount demanded. Then, the men came up with a solution involving physical compensation...!!