Mami is taken to a man's house after a drinking party, where he performs a sexual act on her, but after treating her roughly, she is dumped outside the front door. As she is stunned by the selfish and despicable behavior, she is saved by a neighbor. However, in reality, the man is not a kind man either... Once again, he selfishly traps her, disciplines her, restrains her, and treats her like a sex toy, and gradually her heart breaks...