Reporter Wen Zhi is heartbroken and mistakenly takes doctor He Yanjin as an escort arranged by her best friend, and they become friends overnight. He Yanjin is actually the younger brother of his best friend Song Yuxi. He has been secretly in love with Wen Zhi for many years. He deliberately concealed his identity and moved next door to her to guard her silently. He helped her resolve difficulties in the workplace and tolerated the sensitive grievances caused by her family of origin. Wen Zhi gradually fell in love with each other day and night, and an accident revealed He Yanjin's true identity. The two resolved their misunderstanding, went in both directions, and spent the rest of their lives together.