Episode 4
Delivery date: May 7, 2007
The girls relax in the open-air hot springs. Shiyori is worried about Aiko's careless relationships with men and cautions her not to go into loose affaires. Then Aiko makes an appalling confession...
Script: Junichi Fujisaku, Midori Goto
Storyboard: Junichi Fujisaku
Director: Kodai Kakimoto
Drawing Supervisor: Hiroyo Izumi