23506th, it has 64 monthly / 2763 total views.
Manga / Seinen / Action / Adventure / Comedy / Drama / Horror / Mystery / Psychological / Romance / Tragedy
To search for a missing friend, 6 people arrived in a closed theme park.
"Birdcage Castle" which should be deserted...
However, in there, groups of two people are created and are connected by a chain, and now, the game of putting one's life on a line began!