Old Summerhouse — Janet Thomas

Needing a career change, Jill Martin joins the team headed by Mark Tresidder, which is restoring the garden of Tremorran Manor in Cornwall. In a tumbledown summerhouse she stumbles upon an old diary, kept by Lady Celia Carlyon, telling of her forbidden love and shedding light on a mystery which is associated with the house. After many misunderstandings, Jill and Mark acknowledge their own love as together they solve Celia's ancient secret.