In 1936, the Long March of the Red Army passed through the Tibetan area by the Jinsha River. The Kuomintang colluded with the great local tyrant Qiu Wanli in an attempt to prevent the Red Army from crossing the river north. Qiu Wanli asks his minions to pretend to be the Red Army and rob the chieftain Sangge's only daughter Zhuma to provoke the relationship between the chieftain and the Red Army. The Red Army adhered to the party's ethnic policy, rescued Zhuma, and crossed the Jinsha River to the border of Tibetan areas. Qiu again sneaked into the Tibetan area. He said that Zhuma had been killed by the Red Army and provided ammunition and weapons for the chieftain to fight the Red Army. In order to expose the enemy's rumors, the Red Army instructor Jin Ming took a squad to escort Zhuma home.
Qiong Hua is a slave girl of Nan Batian, a big landlord in Yelinzhai Village on Hainan Island. She has tried many times but cannot escape from the landlord's cruel oppression. Later, Nan Batian jails her in a water dungeon. Hong Changqing is the Party representative of a red detachment of women. He disguises himself as a wealthy businessman residing abroad and comes to her rescue. He pretends to buy Qiong Hua to be his slave, saves her from the abyss of sufferings, and instructs her to join the red detachment of women. At the outset, Qiong Hua joins the revolutionary rank to settle her personal grudge. Educated by Hong Changqing, she becomes a conscientious revolutionary fighter.
The passenger ship Haiyan, with more than a thousand people aboard, sails through a thick fog at night. Despite having the knowledge that there are reefs nearby, the captain refuses to stop or slow down.
Tian Zhenhua arrives in Shanghai to coach a local women's basketball team. Number 5 on the team, Xiaoje, excels at basketball but is unsure of whether to continue playing. As Tian gets to grips with training Xiaoje and the rest of the team, he reflects on his career as a star basketball player before the revolution.