Go! My Hero!.

Jiang Chuanyu, a rich family's daughter, runs away from home in a fit of rage. Determined to impress her father and mother, Jiang secretly hires Shi Tianqing, the world's number one swordsman, to protect her. The two meet Jiang Chuanyu's fiance, Lin Yuqian. The three of them work together to earn money. However, a crisis also follows.