Peter, a beach boy, claims to be the son of wealthy Donna Lane and is arrested when he trespasses on her property. Donna claims her son died in a drowning accident nine years earlier while swimming with his stepfather Carleton. Steele decides to help the boy and prove he is Donna's son and also find out what really happened nine years ago.

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.