Yi Zheng

Set in the Song Dynasty of ancient China. Six brave and smart young men and women work together at the hidden front to keep the empire and people safe.

Duan Yucheng, a passionate high jumper, struggles with his height but finds guidance from coach Luo Na. Determined to succeed, he joins her university team, facing injuries, failures, and doubt along the way. As he competes from school-level to national championships, he pushes through every challenge, finding joy in his progress. Through it all, the track remains his greatest passion and driving force.

Amid 1940s Shanghai's occupied chaos, Ding Xiaohe navigates moral crossroads as a puppet regime official torn between protecting his Communist "sister" and manipulating espionage networks. After betrayals multiply, he channels inner morality to covertly aid the CCP, using strategic betrayals to dismantle corruption and forge a redoubled revolutionary purpose.