A large mansion nestled quietly in the forest, surrounded by mist.
Succubus hunter siblings Ars and Romelia go to exterminate the demon living there, but they are
easily defeated and captured in the dungeon. They are forced to play an "escape game'' while
being toyed with by Lily the succubus, Sheena the former feral cat, and Lime the former slime ...
Will they be able to return home safely, will they become slaves, or will they be squeezed to death?