The male protagonist is bound to the exchange system by his stepbrother. For every dollar the male protagonist spends, the stepbrother can earn one yuan. In his previous life, the male protagonist was framed by his stepbrother and severed ties with his family. After his rebirth, he used the exchange system to successfully counteract his stepbrother's family. In the end, he not only successfully got rid of the exchange system but also had his stepbrother and stepmother punished. He repaired his relationship with his father and lived a happy life.
