Now in her seventies and widowed for the past three years, Mary Wilson never expected to find love again. But when a kindly stranger helps her home with her shopping and she invites him in for a cup of tea, it marks the start of a slow-burning friendship. Mary's affection for Bill grows steadily, despite his failing health and repeated attempts to interfere by her scheming daughter-in-law. But despite her growing feelings for Bill, Mary finds it hard to adjust to sharing her life with someone again and is reluctant to take the relationship further. It's only when tragedy strikes Mary's family, that she realizes how much Bill has come to mean to her and how she needs him now as never before. But has she left it all too late . . .?