The Red Army Xi Lujun Hussar regiment Longfei unauthorized use left hand knife, make the enemy tremble with fear, because encounter Han Degong led the black horse regiment containment and bungle rescue aircraft, leading to sacrifice old lover Wen Li Han's father, correspondent Zhang Boolean head. Zhang Boolean originally to Longfei and Wen Li Han relationship dissatisfaction, coupled with his situation judgment error, secretly ordered Longfei executions. He went to Longfei, escape death. In lost, hesitation, he was the schemer injury and amnesia, embarked on the coexistence of zigzag and suffering, displaced soul journey. The outbreak of the Anti Japanese War, was ordered to return to Longfei organization, lurking in the dark horse group, carry out a secret mission of human life. The cooperation between the Kuomintang, Longfei and Han Degong went to the Anti Japanese front; good news, two people fame. Subsequently, Longfei true identity exposure, this fatal danger to him, he will be greeted in a severe test of life and death.