Undercover Resistance War: I Am the Devil's Killer

The Anti-Japanese War. This article is nonsensical and exaggerated, and to meet the needs of the plot, the Japanese are forcibly subduing the enemy! Please support me with good reviews. [No system + no heroine + relaxed + humorous + passionate + funny] Cui Shiyuan traveled through Liangjian and was sent as an undercover agent. Under his operation, the enemy suffered a series of defeats, which made the Japanese feel restless. In the battle of Cangyunling, because of his deception, the enemy mistakenly changed their deployment, and the headquarters was intercepted by a shell. "What, you actually broke through from the front?" "Which army is this?" "Brother Yunfei, don't panic, everything is under control." "..." Leader: "Cui Shiyuan, I've already broken through, why don't you come back?" Cui Shiyuan: "I'm sorry, captain, I've already broken into the Japanese army." This story is purely fictitious and any similarity is purely coincidental.