Retelling of an Irish folk tale, with roots deep in the Cinderella story, set in 15th-century Ireland. Three sisters live in a castle high among Erin's green hills. Fair and Brown go to church each Sunday, leaving their beautiful young sister, Trembling, at home to cook and sweep. Then one morning an old henwife comes to call and, before she knows it, Trembling finds herself dressed in a lily-…