The Room 4: Old Sins features a strange, multi-room dollhouse to explore and continues the engaging puzzle gameplay of its predecessors set against the background of a tragic story concerning the sudden disappearance of an ambitious engineer and his high-society wife which provokes the hunt for a precious artefact. The trail leads to the attic of their home, and the discovery of an old, peculiar dollhouse… Explore unsettling locations, follow obscure clues and manipulate bizarre contraptions to uncover the mysteries within Waldegrave Manor.