Deeply distraught that her GI ex-boyfriend plans to marry another woman, Norah Larkin agrees to go out on a date with lothario Harry Prebble. Norah's drunken night out with Prebble ends in a hazily remembered confrontation and the next day a startling discovery: Harry has been murdered, and the police have found Norah's personal effects at the scene. Tipped off to the breaking news, reporter Casey Mayo invites Norah to tell her side of the story.
A telephone operator ends up drunk and at the mercy of a cad in his apartment. The next morning she wakes up with a hangover and the terrible fear she may be a murderess.