When journalist Rosa Fernley's ailing gran, Jocelyn, passes on a long-held secret of her past in her dying days, Rosa embarks on a quest to Cornwall to find answers and resolution to free her grandmother from guilt and pain as she leaves this earth.

But in the wild, beautiful landscape of Tintagel, Rosa encounters something she could never imagine as the past comes to life and walks the beaches once more. Unravelling the truth of what happened to the man her grandmother once loved and left leads Rosa on an unexpected journey, one which unlocks not only her gran's secrets, but the secrets of who - and what - Rosa truly is...