The King's Woman(2017)

Gong Sunli is the grand-daughter and disciple of military commander Gong Sunyu. Jing Ke and Li have been in love with each other since they were children. While trying to protect Li during an attack, Jing Ke is poisoned. Li’s beauty has seized the interest of the Qin Emperor, Ying Zheng, and Li agrees to marry him to save Jing Ke.