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.
In this game, You have some power that will help you to fight vessels and deamon. There are type of monsters, one is vessels, second is spark and other is mixer of both tentacles. Sex will help you to increase your power and you can have sex with Robin, Lily, Mia and Noreia.