Shaolin is the origin of martial arts in the world. Under its great reputation, young people who go to Shaolin to practice martial arts have never ceased. Japanese girl Sakurazawa Rin (Shibasaki Yuki) completed 3,000 days of Shaolin practice and returned to Japan. The first thing she did when she returned to her hometown was to ask people to learn Shaolin boxing everywhere to fulfill her dream of promoting Shaolin boxing, but she was not understood by others. The martial arts field where she practiced martial arts was now abandoned. Sakurazawa Rin found her former master Iwai (Eguchi Yosuke) in a Chinese restaurant, and the latter had given up martial arts. Minmin (Zhang Yuqi), a waitress in the restaurant, was quite impressed by Rin's skills and introduced her to the hand tennis team of the International Star Hall University. Although Rin's martial arts are high, she lacks the ability to work in a team and control her strength. Iwai, who came to serve as the coach of the hand tennis team, patiently persuaded Rin to understand the secrets of Shaolin boxing. On the other hand, the president of Star Hall University, Ohbi (Nakamura Toru), is waiting for the opportunity to compete with Rin...