Delivery date: May 21, 2007

Aiko ends up being attacked by a maniac killer without understanding the reason, and she sends a text message to Shiyori asking for help. But a mobile phone ring tone sounds from a most unexpected source. Aiko feels desperate and begins her counterattack!

Script: Junichi Fujisaku, Midori Goto
Storyboard: Junichi Fujisaku
Director: Seo Hye-jin
Drawing Supervisor: Yukihide Oku