In his previous life, he was pushed into the abyss by his beloved, and no bones were left. After returning from rebirth, she tore up her disguise and worked step by step, vowing to pay for her debt with blood. But when the truth about the past was revealed one by one, she discovered that she was not the only one who was reborn. But the person she hated most in her previous life became the only variable she couldn't kill.