When heiress Joanna Smithson is abducted in the car park of Formby Tescos, her businessman father calls in Private Eye Johnny Ace to rescue her. But events race out of control, and Joanna finds herself mistakenly accused of murder. Meanwhile, Ace Investigations has been asked to trace missing footballer and notorious womaniser David Blease. Johnny has more aggro when his house is attacked by a racist group and his Asian tenant put in hospital. With the help of his trusty dog, Roly, Johnny sets out to solve all three cases.