|Adapted from On Your Wedding Day (2018), this is a romance and lovely story for over 15 years between a boy and a girl. Back in high school, Zhou Xiaoqi (Xu Guanghan) was a student with swimming specialty. You Yongci (Zhang Ruonan) was a transfer student of the same high school. At the first sight, Zhou fell in love with You. Before Zhou expressed his true feelings, You left without saying goodbye. Zhou holds and protects this young and ignorant pure love inside his heart for over 15 years.