Ben (James Stewart James Stewart) and Joe (Doris wearing Doris Day) are a very close couple. With their son Hank (Christopher Olsen), the family of three go on vacation in picturesque Morocco. By chance, Ben and Joe got to know a man named Louis (played by Daniel Gelin Daniel G é lin), and they got along very well together. Something unfortunate happened. Louis was assassinated by the killer. before he died, he revealed a mysterious name-"Amber Chapel" and told Ben and Joe that someone was carrying out a secret assassination in London. Ben and Joe came to London after learning the terrible secret. Knowing that the action was leaked, the assassins kidnapped Hank by all means in order to achieve the final success, but even so, they did not shake Ben and Qiao's determination to do justice.