Xu Xiangyang, an adopted son, and his biological younger brother both get into university. Their adoptive mother secretly rigs the drawing of lots, favoring her biological son. After seeing the truth, Xu Xiangyang resolutely leaves home. During his difficult journey, he and a girl named Xiaomei support each other and struggle to make a living collecting scrap. He repeatedly suffers malicious harassment and business theft at the hands of his rival, Old Qian. Even when his scrap yard is burned down, he refuses to give up. By a twist of fate, he discovers that he might be the long-lost son of Factory Director Gu. While fighting his opponent's schemes and uncovering the truth about his origins, he struggles to build a life of his own.