Because Izumi had a high fever due to a cold, she collapsed in a store where she and Hayakawa went to buy swimsuits for the trip. Hearing from Hayakawa that Izumi is in trouble, Sanpeita rushes to her house and is relieved to learn that it's just a cold. However, with the trip coming up in three days, Izumi is secretly depressed after being diagnosed with a cold that will take a week to recover from.