Maid Stella unexpectedly discovers that Lauren, the fiancée of Derek, the young master of a powerful conglomerate, stole her black cross necklace and falsely claimed credit for saving Derek's life years ago. To maintain her lie, Lauren repeatedly harmed Stella and even set a trap, leading Derek to personally shoot her and cast her into the sea. Stella, having miraculously survived, returns to her true identity as the daughter of the Night Demon family, bringing with her newfound power. She aims to expose all conspiracies, settle scores with her enemies, and resolve the deep-seated emotional complexities with a remorseful Derek.
