Kapaeru's pen-pal Sat-chan is in danger, will he reach her in time? Five people, including Detective Abashiri and the freelance writer Yuri, become trapped in a labyrinthine building in the mountains. Meanwhile, something is wrong with Yukihime.
Kapaeru's pen-pal Sat-chan is in danger, will he reach her in time? Five people, including Detective Abashiri and the freelance writer Yuri, become trapped in a labyrinthine building in the mountains. Meanwhile, something is wrong with Yukihime.
