Ordinary worker Gu Chuan suffers betrayal in his marriage. In a moment of crisis, he learns that he is the richest man Shen Lan's son lost for twenty-five years. Relying not on family privileges, he firmly upholds workplace system bottom lines, building a career with solid strength. Hand in hand with schoolmate Ye Zhixia, he fights against capital's malicious suppression, adheres to legal justice, maintains market fairness, achieves self-transformation, and interprets the era value of ordinary people guarding their original intention and growing toward the sun.