屋漏偏遭连夜雨的约翰·温格（比尔·默瑞 Bill Murray 饰）不仅惨遭解雇，他的女友此刻也离他而去。前路渺茫的约翰在一时冲动下，说服了好友罗塞尔（哈罗德·雷米斯 Harold Ramis 饰）一起报名参了军。他们把军营想象成重塑自我的理想之地，却不曾料想到训练他们的是一个顽固又没有耐心的中士胡卡（沃伦·奥茨 Warren Oates 饰），队友更是各个平庸无能，常常做出很多让人啼笑皆非的囧事。两人为了追求漂亮性感的女宪兵斯泰拉（PJ·索尔丝 P.J. Soles 饰）和路易丝（肖恩·杨 Sean Young 饰），竟抢夺了一辆高科技军用车，意外的进入了苏联境内并卷入了一场国际事件。
The story is said to follow a pair of loner college undergrads, Jack and Montgomery, who order a take-out pie, but accidentally take a homemade drug that turns a two-floor journey downstairs into a “mind-bendingly transformative quest.”
On the verge of losing everything, veteran sprinter Gu Young is getting one last opportunity at redemption, including a chance to re-kindle the love of his life.
