幽深桂林中，一名女侠名叫何丽君，霸道而诚实，被称为"刀不留人"。她参加了桂王府年度的擂台比赛，并成为王家内部使用的三位侍从之一。
陈若愚与唐青云是两名义和，他们发现每次桂王府举行擂台比赛后都会出现大劫案。他们猜想到了王家的诡秘，于夜间探查了王府，却被王爷的天罗地网捕捉到了。
唐身上紧箍着一剑，令何丽君与王爷感到了震惊，何因此决定放走二人。 Chen 却隐瞒了自己的身世，二人之间发生了纠纷。
何丽君多次对唐青云“刀下留情”，并向她坦承了她所查到的事实。但是 Chen 却一直阻止着他们的互动。在追查王府诡秘的过程中， Chen 和何丽君多次相遇。
唐青云与何丽君之间 Slowly grew feelings for one another. However, Chen's jealousy and secrecy eventually led to a confrontation between the two. Eventually, Tang and He found out that Chen was following them, and they retaliated against her.
He went back to her own home, but by chance discovered that the king she had been pursuing for years was none other than the King of the palace. The King threatened to slaughter the entire Caos family with bloodshed. Tang and He continued their investigation into the palace, often crossing paths with Chen. Their relationship deepened over time, but Chen's jealousy and distrust ultimately prevented them from fully developing their connection.
刀不留人影评