Eliza gives up her wealthy life for Louis, believing he is a sickly man in need of her devotion. Unbeknownst to her, he is the ruler of a dark realm, pretending to be helpless for a cruel wager. After betrayal drives Eliza away, Louis discovers his feelings were never a game. He arrives too late, convinced she perished in a fire. Years later, their daughter Stella crosses into his world to save her fading mother, while Eliza's jealous sister Julie plots to keep them apart forever.