This drama explores the unraveling of the Rhodes family when it's discovered that Mary, the mother, is having an affair with Clive Root. While Mary is away visiting a friend, she's actually in Holland with him. Her husband, unaware, begins searching for her and eventually learns about the affair through an anonymous letter.
The film examines the difficulties of relationships and difficult decisions as Mary struggles between her stable marriage and a passionate secret romance. The story asks whether she will choose the security of her family or the excitement of a new love.