Shen Zhao was humiliated by her husband, Lin Yan, who brought his mistress to his home, and the blood contract was ignited in public, instantly detonating all the assets in his name. She is not crazy, but has awakened the power of contract - devouring other people's wealth and remaking her own body. Su Wan's step-by-step guidance, Chen Yanqiu's secret layout, and Lin Wantang's secret spying all added fuel to this feast. When she swallowed her first debt, she entered a deeper black market of supernatural powers. Who is behind the contract? Who is the real Zero? And is she an avenger or the next victim?