H02075 Mi-da-ra Ep 2

A young man named Yuuto finds a VHS tape on the street, takes it home, and watches it. The tape shows his sister Yuumi tied to a chair, and the man tying her up is Yuuto himself. Soon Yuuto and Yuumi are both exploring their secret desires; when Yuumi's friend finds the tape, she joins them as Yuuto's servant.