The Mountain View Hotel and Resort was a six-story hotel nestled in the Adirondack Mountains in central Pennsylvania,which had its heyday in the 1930's and 1940's with guests that included famous personalities,but also had some shady characters.Then,in 2025,the Smith family gets lost while trying to travel to New York for the matriarch, Kristen's niece's christening.They take refuge in The Mountain View,where they discover that both the hotel staff and its guests are more than what they seem and eventually the Smith family races against time to escape with their very lives.