Du-sik, the owner of the DVD room, and Tae-jung, a part-timer, confront each other to protect Room No. 7.Du-sik, the owner of the DVD room, and Tae-jung, a part-timer, confront each other to protect Room No. 7.Du-sik, the owner of the DVD room, and Tae-jung, a part-timer, confront each other to protect Room No. 7.