Inspired by the real events of the attempted heist at Heathrow Airport in 1952, a criminal tricks an old friend into giving away the location of a shipment of gold bullion so he and his gang can steal it.

Johnny Flanagan did not have the privileges of a good education or wealthy background but the streets developed his natural talent to be a great fighter. His enormous potential to reach the top is born out of a string of spectacular successes. All of which is brought to a halt when he develops a physical relationship with his manager's wife, the beautiful but manipulative Lorna. His naive temperament is no match for her callous, dispassionate scheming and he unwittingly becomes a pawn in Lorna's ultimate plan... .to murder her husband.

When a hit and run patient is murdered an attending doctor is placed under suspicion.