Chen Xu's confession to Su Zhiyu ten years ago had already taken root in Su Zhiyu's heart. Even Su Zhiyu himself didn't know that he had liked Chen Xu for ten years. When the two met again, Chen Xu turned out to be a doctor in a private hospital, while Su Zhiyu, who had worked in the office for five years, was facing a critical moment for promotion. For Su Zhiyu, Chen Xu is like the sun in the sky, bringing him countless warmth, but it is an existence that cannot be touched. Facing Chen Xu's passionate confession and firm choice, Su Zhiyu gradually understood his own heart.