The mystery-solving team of the Teen Angels crack crimes with the aid of the recently defrosted Captain Caveman, the world’s first super-hero! Set free by the Teen Angels from his prehistoric block of glacier ice, comes the world's first superhero, Captain Caveman! Now the constant companion to the Teen Angels, Brenda, Dee Dee, and Taffy, in their hilarious, and sometimes scary mystery missions.

The Countess Framboise now has her real estate license and Mr. Mooney's looking for a new place. She doesn't want him to know she's broke and working, so Lucy pulls a scam to get Mooney up to the high rise apartment the countess is selling.