Mikawa has an embarrassing problem about himself that he wants to keep a secret from others, inasmuch as a blemish on his backside. However, Chimp passes by the hospital where Mikawa had gone to pick up his medication, and eavesdrops on the doctor and nurse, mistaking they were discussing about how Mikawa has an incurable disease. This drives Chimp to inform the others. Heartbroken yet dumbfounded, they all try to give Mikawa the best time of his life during his final yet unforeseen moments.