Heironymus Merkin is an internationally successful singer approaching middle age who retells his life story in a series of production numbers on a seashore in front of his two toddlers and aged mother. Merkin's promiscuous relationships with women are explored, particularly Polyester P. and the adolescent Mercy Humppe. Merkin is constantly surrounded by a Satan-like procurer, Goodtime Eddie Filth, and an angelic 'Presence' who interrupts Merkin's biography with cryptic Borscht Belt-level