The story mainly tells the story of a girl named Shi Mu, who felt that she was very ordinary and had been silently doing what she liked. She never thought that because of her love and persistence, as well as her ordinary and simple heart, she had become an excellent person without even knowing it. There was always a person who silently protected her by her side. This person was a classmate of her brother (Luo Shiyu) and a good friend of her brother (Kang Junxi). At first, Shi Mu always regarded Kang Junxi's feelings for her as her brother's feelings for his sister. After many twists and turns and the baptism of time, Shi Mu also gradually discovered that she had fallen in love with him a long time ago...
