Toru Mugami, the movie star Teruhashi was with at the theater, comes to see Saiki. He says that he wants to discuss something concerning Teruhashi. Students at PK Academy are taking final exams. Nendou is told that he'll have to repeat Year 2 if he flunks three or more subjects, but he says he's got a secret plan for passing his tests. After taking off the germanium ring, Saiki immediately begins hearing depressing thoughts from a familiar voice... Saiki somehow ends up being Chouno's assistant in his magic show. The time finally comes to perform the body-cutting trick, but can Saiki make it a success? PK Academy forbids their students from working. However, one of Saiki's classmates, Chisato Mera, works at a café he likes to visit, and asks him not to tell anyone about it.