A warm and nostalgic period Christmas romance set in the sixties. Rosa Stanford, a single mother and clerk at Macy's glove counter in Manhattan, travels to Heidelberg to settle a family estate, and to find news of her lost soldier, missing in action. In the lights and spirit of the season and at the magical setting of the historic Heidelberg castle and the colorful German Christmas markets, she is tempted into an unexpected, whimsical adventure in search of true love. With his matchmaking charm and secret knowledge of Santa's workshop, a master Heidelberg clockmaker bestows special gifts on the two lovers that have been brought together from worlds apart. A sentimental family Christmas with her two young sons awaits Rosa's return to New York, and the boys' innocent emotions bring warmth and 60s nostalgia, as the family becomes entwined in the romance filled with benevolence and hope, with the lasting gift of the Heidelberg clockmaker.