Klaus Hansen is a Sea Police, patrolling on the German North Sea coast. Having just married the singer Kitty Korff, the couple goes on honeymoon. But there is a ghost ship bothering him.
Scheduled for demolition, Hotel Continental has seen 50 years of romance, intrigue, and tragedy. The last night attracts many nostalgic patrons, including a gangster planning to grab the loot that he hid there many years ago.
A pretty young lawyer discovers that her father needs an expensive operation to save his life. She goes to a nearby city and takes out an ad offering to marry whoever will pay her $5000, the cost of the operation.