The Hardy boys are proud of their famous detective father, and when their best friend's car is stolen, they seize the chance to solve their first case. Then another friend's father is arrested for stealing valuables from his employer, and the boys think the car thief might be the real culprit in the case. Will they solve the mystery in time to clear an innocent man? Will they find the stolen treasure? Readers will enjoy this first book in the Hardy Boys Mystery series for its fast, action-packed pace and its satisfying resolution. The old-fashioned slang is an amusing bonus.