The daughter of King family, Melanie King, discovered her fiancé's (Lucas Lewis') abnormal behavior before their marriage. To test his sincerity, she designed a secret room. However, she accidentally uncovered the truth that her best friend Anna Hernandez had colluded with Lucas Lewis. The secret room was filled with snake venom traps. It turned out that the White Moonlight and the Poisonous Snake had conspired to seize the Lin family's property. Witnessing the betrayal of her closest relatives, Melanie King tore her white dress and transformed into a black swan. In the desperate situation, she cleverly solved the puzzle and vowed to etch the greed of her enemies with her blood-stained wedding ring, emerging from the burning heart flames and achieving rebirth.