If you can seduce your brother with a panty shot and commit incest, you'll get 1 million yen! We called out to female college students on the street and asked them to try a prank on their younger brother! They were alone together until midnight in a model room somewhere in Tokyo! The younger brother, who doesn't know the real plan, gets very excited by his sister's repeated panty shots! Will there be a brother and sister who will try the forbidden incest?