Suddenly orphaned Emily Saint-Aubert finds herself under the care of a greedy aunt and her husband, a cruel Italian aristocrat. From now on, Emily's home becomes the mysterious Udolpho Castle, whose walls contain ghost stories that can frighten even the bravest heart. At night, ghosts walk in the castle, eerie moans are heard from the empty chambers, and dangers lurk in the long dark corridors...Emily, imprisoned against her will in this hell, nevertheless finds the strength to resist the tyranny of her guardians - and step by step comes closer to solving the mysteries , which are kept by the castle of Udolpho.