With the assistance of Yukiko Azuma's father secured, Ichiro and Shiro embark on their mission to infiltrate Satoshi Yamada's vacation home where he's taken the hostages. Despite some close calls, the pair manages to make their way inside, only to realize they'd fallen right into Yamada's trap. Luckily, Superintendent Taguchi arrives on the scene with moments to spare, and it's time to face off against Yamada once and for all…