Song Yihui accidentally sends a family letter to her brother's fellow soldier, who happens to share his name. Qin Yanli kindly supports her financially and regularly replies to her letters, and the two gradually fall in love. When Song Yihui asks him to introduce her to a suitable match, Qin Yanli boldly recommends himself. During a family visit, the truth comes to light. Song Yihui decides to repay all the money and cut off contact with him. Deeply hurt by the token she sends to end their relationship, Qin Yanli travels thousands of miles searching for her, repeatedly missing her by a narrow margin. When he mistakenly hears some happy news about her, he rushes anxiously to find her. After clearing up their misunderstandings, he persistently stays by her side, winning Song Yihui over with his constant care and earning her family's approval. A year later, Qin Yanli is transferred back to the capital, and the two finally marry.