斯宾塞、“冰箱”弗里奇、贝瑟尼和玛莎是某高中的问题学生，这一日他们因不同的错误而被留校劳动。在一间堆满陈旧废弃物的储藏室内，斯宾塞发现一台年代久远的游戏机。四人原本想放松一下，谁知却被吸进了游戏机中。在凶险的尤曼吉热带丛林里，少男少女分别变成了勇石博士（道恩·强森 Dwayne Johnson 饰）、毛子·芬巴（凯文·哈特 Kevin Hart 饰）、奥伯伦教授（杰克·布莱克 Jack Black 饰）和铁拳露比（凯伦·吉兰 Karen Gillan 饰），他们必须遵照游戏规则，突破邪恶博士的阻挠，将宝石放回原处，恢复尤曼吉的和平，而这也是他们重返现实世界的唯一途径。 　　毒蛇、猛兽以及纠缠不休的暴徒，为四个玩家带来了永生难忘的冒险体验……In a brand new Jumanji adventure, four high school kids discover an old video game console and are drawn into the game's jungle setting, literally becoming the adult avatars they chose. What they discover is that you don't just play Jumanji - you must survive it. To beat the game and return to the real world, they'll have to go on the most dangerous adventure of their lives, discover what Alan Parrish left 20 years ago, and change the way they think about themselves - or they'll be stuck in the game forever, to be played by others without break.