In 1947, the Liu-Deng army advanced into the Dabie Mountains. To force a crossing of the Ru River, the military leaders ordered the destruction of supplies. The artillery commander (played by Wang Zhigang) disobeyed the orders and did not blow them up, leading to his dismissal by the brigade commander Fang Jun (played by Wang Danhua). At this time, the enemy, led by Chang Bai Jianye (played by Zhou Chu), had already deployed troops on both banks of the Ru River for encirclement. After fierce battles, our army met up with the guerrilla forces. Fang Jun, seeing his long-separated mother (played by Su Hui), learned of the changes that had happened at home. In late autumn, the enemy imposed a large-scale mountain lockdown, attempting to annihilate our army through economic blockade. The following spring, a major counteroffensive began. Fang Ma unexpectedly discovered that the district chief Lai Di (played by Yu Li) was actually her granddaughter, who had been sold years ago and the daughter of Fang Jun. However, in the midst of urgency, before they could recognize each other, Lai Di left with the army. As the war progressed, Bai Jianye felt the situation was slipping away and prepared to flee. Upon hearing the news, Lai Di quickly reported to the troops but was ambushed and injured on the way. In her final moments, she took out an earring that her mother had left for her before sacrificing herself...