It’s 1945 and Hitler is dead. The remaining Nazi leadership is expected to surrender any day but not all Nazis are in agreement. When the guards of the castle turned POW prison, Castle Itter, flee their post, a group of French political prisoners are forced to defend themselves. Rumors of a rogue Nazi captain hellbent on maintaining the Third Reich threaten the lives of all the prisoners at Castle Itter. With the help of members of the German resistance, a small band of American soldiers, and one Sherman tank, Castle Itter makes its final stand in the final hour of WW2.
机械厂钳工莫得闲(肖战 饰)拖家带口随逃难队伍躲进山区,与被大部队遗忘的防空炮长肖衍(彭昱畅 饰)及手下在“戈止镇”落脚。然而,莫得闲和妻子夏橙(周依然 饰)、老太爷(杨新鸣 饰)以及儿子莫等闲(严知度 饰)的平静生活因为一小队日本侦察兵的意外到来被打破。全镇百姓不忍不退,拼死守护家园,一场民间智慧对抗正规武装的殊死较量轰然展开。