A high school student suffers from a strange amnesia, causing her memories to only last a week. After she befriends a new student, his kindness and persistence make her gradually open up.

The Zunyi Conference was a meeting of the Communist Party of China in January 1935 where Mao Zedong become the leader of the Communist Party. Film tells a story about Red Army soldiers who organized multiple lines of defense around Zunyi to block the Kuomintang Central Army from capturing Xiangjiang River and Zunyi.The Red Army's First Red Division and the Red Second Regiment were ordered to station at the Yangjiao front line in Qijiang to guard the Sichuan warlord troops, and killed the pioneer troops of the Sichuan Army

The film is a sequel to "Out of Bullets," and tells the story of Boss, who is released from prison, and Echo, who leaves his post and takes on a new mission to solve a thorny problem with his former commander "The General," unaware that they have walked into a trap and are fighting to the death against trust and betrayal.