On a rainy night, Jiang Yan was kicked out of the house by his biological father, leaving only a 50 million IOU. He did not collapse, but turned around and walked towards Shen Zhao, his partner who had been abandoned by him. And what Shen Zhao is holding in his hand is evidence that Jiang's father defrauded his mother of life-saving money. When old accounts and new enemies collide in the financial turmoil, housekeeper Su Yanqiu quietly hands over the encrypted account book, supervisor Lin Zheng is in a dilemma, and stepmother Lin Wanru is planning to abscond with the money. This is not only debt collection, but also the settlement of blood debts. Jiang Yan must tear up his own origin with his own hands between revenge and redemption.