Slender Behind - Monster Door

It was an ordinary investigation about the strange occult cult, but something went wrong, and now you are locked inside the abandoned mansion filled with horrifying undead creatures! Solve the most difficult case in your life and leave this haunted house safe and sound before sunrise playing Slender Behind - Monster Door game! Be the private detective investigating strange events in the haunted house! Seek for keys, hide under beds and inside wardrobes or shower, lock doors to prevent incoming of walking dead! Zombies are not the only monster here – these damned cultists had summoned a demon from the depths of Hell! Watch the mini map, track moves or your enemies and hide before they perform their deadly strikes! No one can hear your scream here! Explore the lost and forgotten house and do your best to unravel all secrets of this cursed place! Earn points for your successful survival and unlock different boosters...