Most girls waking up without any memory and meeting a serial killer would panic, but not Rachel. In fact, far from being her biggest problem, killer Zack might just prove a convenient resource when it comes to finding a way out of the building in which they're both trapped!

• Nobuhiko Okamoto
• Haruka Chisuga
• Hochu Otsuka
• Mariya Ise
• Natsumi Fujiwara
• Takahiro Sakurai