Strange massacres have been occurring at Seven Man Point. Momosuke encounters the man who he thought drowned helping him get to Twin Island, a ronin named Ukon Shinomore. Ukon reveals how he served under a feudal lord named Danjo Kitabayashi until an unspeakable evil plagued his land when death spirits have been appearing there. But as he journeys with Ukon to the man's homeland expecting the Ongyou to be there, Momosuke learns a horrific revelation. Meanwhile, the Ongyou discovers that Tatsuta is in cahoots with Danjo Kitabayashi.