A hotel violinst asks Tracy and Tom to guard his valuable instrument. But the fiddler himself needs guarding because his ex-wife and the former boyfriend of his current wife are out to murder him. They startle him into a heart attack, then remove his medication. When Steele manages to get him to the hospital in time to save his life, the killers make a second attempt on his life.

Irene, the princess from Manhattan, is trying to escape from her husband, Prince Abdur, and Tom Lopaka agrees to help. But it doesn't look like Tom's going to be of much assistance when he's taken prisoner aboard the prince's yacht.

Otto Von Helgren proposes to sail a raft across the Pacific Ocean ""in the interests of science"" - and a substantial grant from the Pacific Foundation. However, Abner Dexter, an officer from the Foundation, suspects a swindle when Von Helgren refuses to be photographed. Tracy is asked to investigate and calls on Rex Randolph of 77 Sunset Strip to help him expose the fraud.

No tenemos una sinopsis en español. Ayúdamos a ampliar nuestra base de datos añadiendo una.