Qin Xiao, a special forces mercenary, transmigrates to Great Qin and becomes a spoiled crown prince with no real power, whom nobody takes seriously. An enemy nation's delegation arrives in force, his brothers covet his position as crown prince, and a minister's son lusts after the crown princess, hoping to take advantage of the situation. He appears with the bearing of a celestial being and crushes the enemy delegation's schemes. He reforms the government at home and fights powerful foes abroad, vowing to lead Great Qin to unify the nine provinces!
