At an evening ball, Iara falls for the handsome and dashing Lord Kessler who invites her to his castle, Schloss Valkuriz. Haunted by recurring dreams of past sorrows in which she relives her last night with her lover, Iara learns the truth behind a dark secret buried in the past. A secret protected by the immortal beauty of a sacred rose whose very essence is preserved by the faithfulness of a promise now forgotten. A promise which, if broken, would lead to horrifying consequences.