Jiang Ling is the young head of the Jiang Group. During a critical period in her career, she meets Gu Yunfeng, a low-key and warm urban delivery rider. An emergency assistance brings the two together due to a special agreement. Gu Yunfeng focuses on artificial intelligence research, using the Dawn system to help Jiang Ling open up a new situation, and also shows his talent in side-by-side struggle. Jiang Ling gradually discovers that he is the young man she encouraged many years ago. From a kind encounter to guarding each other, with trust, courage, and companionship, they welcome the dawn of career and life together.