In feudal England, a 16-year-old girl is mastering the healing arts as an apprentice of Hospice de Coeur Rouge, known as the Red Heart Healers by the local peasantry. Her life is turned upside-down after discovering a handsome, gravely wounded knight in the forest. Who is this mysterious warrior? She uses herbs and the techniques passed down through the centuries to treat his wounds, but he warns her to flee immediately -- or risk...