Dragon Ancestor, We Must Save

Through the cracks in time and space, the Daqin Empire accidentally crossed the parallel world.
However, Yan Ce, who came 2000 years ago, became an orphan adopted by the King of Yan. He replaced his righteous sister, Prince Dan, and was sent to Qin as a proton by the unlucky godfather.
It was an ordinary day. He was summoned to Xianyang Palace to look up at the most domineering woman in the world, Qin Wangzheng, the future first emperor.
Afterwards, there were shouts from outside the Hall of Internal Attendants: "Jing Ke, the envoy of the Yan Kingdom, has an audience—"
"Envoy Jing Ke and his deputy Qin Wuyang pay a visit to the King of Qin."
At that moment, Yan Ce didn't bother about why King Qin was a woman, because something big was going to happen! !