On moving day, Yumi packed her belongings into the truck and headed to her new apartment, but was caught in a sudden downpour and got completely soaked. Her underwear was see-through, and her change of clothes hadn't arrived yet... After much deliberation, Yumi decided to wear the overalls she happened to have with her. The truck finally arrived, and they began moving her things, but she was spotted by her neighbor Honoki. Unable to look away from the see-through overalls that revealed everything.
