Family secrets never stay buried… 1951, Ireland On the windswept Cork coast, the lighthouse-keepers' wives wait, watching the sea. Their husbands are coming home. But one secret can never be revealed. 2023, Maine Decades later, Mollie Kenefick receives an anonymous note: Family secrets never stay buried. The only person she can ask is her grandmother - however, Beth made a vow that she swore never to break. But someone knows what happened that summer in 1951, and it seems they're not happy keeping silent …