Synopsis
A serial killer known as The Avenger is terrorising London, preying on blonde women. Meanwhile, a family let out their spare room to Jonathan Drew (
Ivor Novello), who takes a fancy to the daughter Daisy, a blonde model. Daisy's boyfriend, a detective on The Avenger case, becomes suspicious of Jonathan as he only goes out at night, but is his jealousy and Jonathan's odd behaviour enough to prove a man guilty of murder?