The film tells when medical volunteer Li Yao was providing medical care to local residents in a village in Aiduli, when she was attacked by a kidnapper and became a prisoner. Her father found out about this and contacted the security team with Zhang Zhen and Wu Fu. After successfully rescuing Li Yao, she was still trapped by her compatriots. Having made her way into the enemy camp, and seizing the transport, she went to the mountainous terrain, in search of rescue signals. During this process, the security personnel and the kidnappers began an active pursuit.