Glasgow is a city teeming with immigrants, rich and poor, schemers and victims alike. And the McKennas, fresh from Ireland, have no intention of being victims. When Nolan McKenna and his sisters arrived unannounced on Cissie Cassidy's doorstep claiming to be her late husband's long-lost relatives, the lonely widow is all too willing to be taken in and trusting enough to help them find them a footh...