The dandy prince Lin Muyuan is cynical on the surface, but is actually a loyal minister and good general; Ning Siqing, the legitimate daughter of a tea merchant, is sober and courageous, but she is forced into the game due to a family marriage. In a marriage, the two work together to defeat the prince's shocking conspiracy of secretly forging weapons. Power circles, court games, life and death, the tension between machinations and sincerity - is it the calculation of the opponent, or is it a sincere fight in the chaos?
Intention: Fight against machinations with sincerity, work together to break the situation in adversity, and prove our true intentions together