The story centers around a short 15-year-old boy named Ichimura Tetsunosuke who attempts to join the legendary samurai of Shinsengumi as part of his plan to avenge his murdered parents. However, he learns that he must become a demon to join this group.

A successful Japanese make-up artist collides with a tough-talking Shanghai taxi driver in this romantic dramedy that twists traditional roles by making the beauty expert a male and the cab driver a feisty female. Although he works in a glamorous industry, Naoki Mizushima can't help but notice that his life is anything but beautiful. Can the uncouth Lin Xi help him make over his life for the better?