Raj Mahal 4: Yaamirukka Bayamey (2018)

A fictional hill resort is the milieu, where a con couple Kiran along with his girlfriend inherits a spooky looking dilapidated mansion and they move in, and decide to run a hotel there. They meet the caretaker and his sister who joins them in running the desolate property. Weird looking guests who check-in die mysteriously and the four member gang bury them in the backyard, till they realize that there is something eerie about the place. Strange and inexplicable things begin to happen and soon it turns fatal. Very soon, a mysterious fifth character enters their life. Is it a supernatural element?