A retired police officer looks back on his younger days, catching criminals and working cases on the streets of West Belfast. As the city awakens from World War II, with sectarian tensions simmering in the background, Constable Jack Walsh must navigate the narrow streets of the ‘Loney’ in search of petty thieves and criminals – meeting a cast of colourful, eccentric and dangerous characters along the way Episode 6 – To Catch a Thief A series of low level thefts leave local police puzzled, and Constable Jack’s informers on the ground can’t help either – till a lead from a local prostitute proves vital. Meanwhile, a greyhound trainer schemes with a vet to win a big race – and a flag in a window brings trouble to the streets of Belfast