The Brightest Star in the Sky

Huang Zitao

as Zheng Baixu

Janice Wu

吴倩

as Yang Zhenzhen

Niu Junfeng

牛駿峰

as Yu Zirui

Cao Xiyue

曹曦月

as Xia Yuan

Xiao Liujia

Xiao Liu Jia

as Du Wanqing

David Chen

as Chen Tianhao

Zhao Yihuan

as Ma Lina

Lang Feng

as Liu Yinan

Ma Zehan

Zehan Ma

as Zhang Xiaohui

Chen Qianhua

陈芊桦

as Xiao Bu Dian [Zheng Bo Xu's fan]