there is a house in tokyo that from the outside appears completely normal. a place with an innocuous appearance but that actually hides unspeakable secrets. observing its floor plan you can notice glaring and seemingly impossible inconsistencies. where there shouldn't be a room, in a space without doors or windows, there seems to be something more... a curious journalist, passionate about true crime and the occult, and an architect will have to shed light on the mystery. what does this strange house hide?