“The Scarf of Passion” is likely a misunderstanding or variation of the title for Robert Bloch’s first novel, The Scarf. Published in 1947, The Scarf is a psychological thriller that presents the first-person perspective of Daniel Morley, a successful novelist with a secret life as a serial killer who uses a red scarf to commit his murders. The novel details Morley’s psychological descent, the events that warped his mind, and his compulsion to kill women
