You want nothing more than to relax at your late grandfather's old mountain hut, when you are suddenly surrounded
by a thick unnatural fog. To make it worse, dangerous shadowy monsters lurk in the woods and attack you.
But there is a glimmer of hope. A girl that was able to flee and now lives with you.
The tension is high and survival difficult, but you have to pull through.
Survive, unravel the mystery and forge bonds with the girls you meet in this desperate situation.​