Cai Shuizhi and Sun Hangqiu are neighbors and best friends who grew up together.
Wu Chongyu and Yan Heyu were elementary school classmates and best friends.
The four of them met in high school
The introverted and shy Cai Shuizhi falls in love with the gentle and considerate Yan Heyu, and the enthusiastic and lively Sun Hangqiu falls in love with the sunny and cheerful Wu Chongyu.
Cai Shuizhi and Sun Hangqiu were very happy, thinking that they had broken the legendary curse of best friends falling in love with the same boy and eventually breaking up.
However, Sun Hangqiu and Wu Chongyu were together, but Cai Shuizhi was rejected by Yan and Yu on the grounds that "he already has someone he likes".
Cai Shuizhi originally thought that Yan and Yu might not be able to break the curse of falling in love with the same girl as their best brother, but in the end he found out that was not the case——
Intention: