There is a Demon in the Man's House

男舘に夜叉が居る

Also known as Otoko yakata ni yasha ga iru, 男舘に夜叉がいる, There is a Demon in the Mansion, 男館に夜叉がいる

A wealthy old man who has a dull complexion and has to hug a young man every night. The men continue to donate their bodies to the old man's legacy. This abnormally frenzied party eventually heads in an unexpected direction...