London is terrorized by a vicious sex killer known as The Necktie Murderer. Following the brutal slaying of his ex-wife, down-on-his-luck Richard Blaney is suspected by the police of being the killer. He goes on the run, determined to prove his innocence.
During a rainy Sunday afternoon, an escaped prisoner tries to hide out at the home of his ex-fiance.
Sent to a home for "problem" girls, incipient juvenile delinquent Gwen receives a crash course in petty crime. Back on the outside, she falls in with the usual bad crowd, and suffers spectacularly as a result.