Han Xiyue, an orphan adopted by a mercenary organization, received various special training since childhood and became an outstanding and glamorous agent. Betrayed by her closest master, she was shot to death. Unexpectedly, she traveled through thousands of years to the ancient times where princes were fighting. On the bloody battlefield, she rescued Yuwen Changqing, the general of the Yuelou Kingdom to protect the country, and began a love affair...
