What kind of story does Wallace Chung's movie Fight for Love tell?

Synopsis of Fighting for Love: Xiaoman was stunned when he first saw Chu Sinan and Li Lili dancing. Their rumba, like a flame, lit up the little people's hearts. Li Lili and Chu Sinan are two legends of Latin dance in China. After defeating all the opponents, it turned out to be an opponent. Li Lili drinks heavily and her mental state is unstable, while Chusina is obsessed with her career and almost indifferent to things other than dancing, like a clockwork robot dog. They are emotionally attached to each other and hurt each other. Li Lili came out of the rehabilitation center, but her psychological difficulties didn't go away. In the final of the national Latin dance trials, she repeatedly fell down, which became the biggest joke in this competition. Chusina watched drunk Li Lili jump down from the 10m platform but could do nothing. As a professional Latin dancer, she gave up her career forever. Chusina and Li Lili quarreled for the last time and parted forever. They both vowed never to see each other again. Chu Sinan decided to cooperate with Xiaoman to win the game. The night before going to Blackpool, Xiaoman left her secret to Chu Sinan. On the way to the airport, ChuSina suddenly stopped. He feels that dance is not so indispensable in his life. This story tells a beautiful love story of dancers on and off the court, between sweat and tears. The legend of dance.