Young Kit lives with her parents and brother in a provincial Irish town. Here children go to school and dream about the future, local residents know everything about each other, love to gossip, but when necessary, they will come to the rescue. Only Kit’s mother, the beautiful Helen, feels unhappy among them, and when one day in bad weather she disappears on the shore of the lake, everyone is sure that a tragedy has occurred... As time goes on, the children grow up, and their hometown changes. Kit strangely begins a correspondence with a successful stranger from London, to whom she begins to trust her secrets. The girl understands that she needs to meet her new friend: after all, she knows her mother’s secret...