Recently, a series of murders have been targeting only students at Nakatsu's university. Neither the murderer nor the motive is known, but the students gossip amusingly and don't seem particularly frightened, confident that they are the only ones who will not become victims. Meanwhile, Uno, who shoots only dodgy behind-the-scenes videos, asks to make a seppuku video featuring Nakatsu's girlfriend, Tomoko. Ignoring Nakatsu's objections, Tomoko, an aspiring actress, readily agrees to appear in the film. In the end, the filming takes place at Nakatsu's flat with Sakamoto, an aspiring cameraman, and his girlfriend Kaoru, who loves canned juice. However, halfway through the film, Tomoko claims that she is really going to cut her own stomach, leading to a struggle between an angry Nakatsu and Uno. Then the serial killer arrives, and Tomoko is targeted - but...