Set in Northern Ireland, A Matter of Trust explores the fragile bonds of friendship and loyalty tested by secrets and betrayal. Mary Larkin’s saga follows characters navigating family ties, romantic entanglements, and the challenges of everyday life, where trust becomes both a gift and a burden. With her trademark warmth and eye for detail, Larkin paints a vivid portrait of community and resilience, making this novel a heartfelt addition to her body of work.