Li Tianran as Zheng Kai

Deputy Team Leader of Gaofa Electronics Planning Department Three

Chen Yuqi as Fan Sisi

Head of Planning Department Three of High-tech Power Company

Wang Hedi as Bai Ma Shuai

New intern at the Planning Department 3 of Gaoden Electric Power Co., Ltd.

Zhang Shaogang as Yu Qimiao

Head of the Planning Department III of High-tech Power Co., Ltd.

Liang Chao as Chihuahua

Head of Planning Department Three of High-tech Power Company

Zhong Lili as Jiang Mei

Staff of Planning Department 3 of Gaoden Electric Power Co., Ltd.

Played by Cheng Zi Wu Yimei

Chief of Planning Department 3 of High-tech Power Company

Wu Yaheng as Yao Siwen

Director of Planning Department Three of Gaoden Electric Power Co., Ltd.