Based on the famed detective hero of the comics, the story finds legendary police detective DICK TRACY in 1938 Chicago attempting to stop the crime spree of BIG BOY CAPRICE. His girlfriend, TESS TRUEHEART, wants to settle down to a quiet life. But there's something pretty rotten going on in town, with someone pretty rotten behind it, and Tracy has his hands full with Caprice and his band of menacing mobsters. . .including the irresistable, but dangerous, BREATHLESS MAHONEY.