The new owner of Sullivan's Pub in County Cork, Bostonian Maura Donovan is beginning to feel settled in her new Irish home just in time for summer tourist season. But the first traveler to arrive wants more than a pint: Althea Melville is on the trail of a long-lost Van Dyck painting. Maura agrees to help her meet the residents at the local manor house. But when the manor's gardener is found murdered, Maura wonders what Althea's real motives are.