Zeng Qing

Duan Jiaxu and Sang Zhi became acquainted because of an incident at Sang Zhi's school where they sought out parents. From then on, Duan Jiaxu treated Sang Zhi as his own younger sister and took good care of her. After Duan Jiaxu graduated from university, the two were separated by distance. Due to some misunderstandings, their relationship grew distant. It was not until Sang Zhi grew up and was admitted to Duan Jiaxu's city as she wished that the two met again