An American veteran returns to England after WWII to learn that his London lover has become involved with a dangerous spy ring and their search for a limping sniper.

A rich but disliked elderly man invites his relatives to a family reunion at his home. Once the gathering is complete, he announces enigmatically that he intends to change his will before he dies. Before he can do this, he is murdered. His niece (Gynt), a detective story writer, has to put her theories into practice by solving a real-life murder mystery.

A compilation of 3 stories, "The Wedding Gift", "The Thief of London" and "The Final Twist". Originally part of the Danziger Brothers series "Calling Scotland Yard"