阿国，小虎和小胖是情同手足的三兄弟，三人跟随爷爷居住在与世隔绝的深山老林之中，潜心习武。某日，三个捣蛋鬼不小心放跑了爷爷心爱的云雀，害怕受到爷爷的责罚，三人决心离家出走，投奔居住在城市之中的奶奶。 　　就这样，三个初出茅庐的小家伙踏上了前往大城市的旅途，大城市中的一切都让他们感到好奇又震惊。三人发现，他们所带的纸币在市面上已经不再使用，又找不到奶奶的下落，三人沦落成为了街边的流浪儿。一伙犯罪分子盯上了三个小家伙，利用他们高超的武艺企图行不法之事，所幸被三人及时察觉，逃离了魔窟。三人在街上偶遇了奶奶，然而，他们带走了犯罪分子们的犯罪证据，这伙歹徒将目标放到了小孙女的身上。

麦斯（雅各布·特瑞布雷 Jacob Tremblay 饰）、托尔（布雷迪·诺恩 Brady Noon 饰）和卢卡斯（基思·L·威廉姆斯 Keith L. Williams 饰）是三个青春懵懂的男孩，三人从很小的时候起就在一起玩了，是感情十分要好的青梅竹马的玩伴。一天，麦斯以外的收到了邻家酷男孩的邀请，邀请三人去参加“亲吻派对”，这三个连女孩子的手都没有摸过的男孩，决定去弄清楚究竟应该怎样接吻。 　　三个孩子将研究对象的目标放在了邻居姐姐的身上，因为她会在家里和男友亲热。一行人偷偷拿了麦斯爸爸的无人机，利用无人机潜入了邻居家中。结果当然只有一个，那就是阴谋败露，不仅如此，昂贵的无人机还被弄坏了，这下可急坏了三个男孩。

麦克斯（雅各布·特瑞布雷饰）、卢卡斯（凯斯L·威廉姆斯饰）和索尔（布拉德·努恩饰）是三个仅仅上六年级的小男孩儿。用人小鬼大形容他们再合适不过，年…

三個身世孤單的孩子找親人，巧遇一隻「會說話」的狗，又與男女主角結緣，自衛除惡的武打戲和愛情追逐的故事穿插其間........

三個身世孤單的孩子找親人，巧遇一隻「會說話」的狗，又與男女主角結緣，自衛除惡的武打戲和愛情追逐的故事穿插其間........

Fighter pilot, inventor, spy - the life of Roald Dahl is often stranger than fiction. From crashing his plane over Africa to hobnobbing in Hollywood ,and his remarkable encounters with everyone from Walt Disney to President Roosevelt - this is the story of his greatest adventures, and how his real-life escapades find expression in his most famous books, from Charlie and the Chocolate Factory to Matilda. 　　Through a vast collection of his letters, writings and archive, the story is told largely in his own words, with contributions from his last wife Liccy, daughter Lucy and biographer Donald Sturrock. Long-term collaborator and illustrator Quentin Blake also creates exclusive new drawings for the film which are specially animated to bring Dahl's marvellous world to life.

Fighter pilot, inventor, spy - the life of Roald Dahl is often stranger than fiction. From crashing his plane over Africa to hobnobbing in Hollywood ,and his remarkable encounters with everyone from Walt Disney to President Roosevelt - this is the story of his greatest adventures, and how his real-life escapades find expression in his most famous books, from Charlie and the Chocolate Factory to Matilda. 　　Through a vast collection of his letters, writings and archive, the story is told largely in his own words, with contributions from his last wife Liccy, daughter Lucy and biographer Donald Sturrock. Long-term collaborator and illustrator Quentin Blake also creates exclusive new drawings for the film which are specially animated to bring Dahl's marvellous world to life.

李乐是一名酷爱武术的少年，从小跟随外公习武。一次偶然的机会，他瞒着家人参加武术比赛，希望赢得全家澳门游的大奖，想借此机会让离异的爸爸李一然和妈妈何琪通过旅行重归于好。偏巧被外公老何发现，老何本打算劝说李乐退出比赛，不想却被李乐说服，且携手好友老鞠制造了一起啼笑皆非的“绑架案”，不料事态却逐渐失控……

李乐是一名酷爱武术的少年，从小跟随外公习武。一次偶然的机会，他瞒着家人参加武术比赛，希望赢得全家澳门游的大奖，想借此机会让离异的爸爸李一然和妈妈何琪通过旅行重归于好。偏巧被外公老何发现，老何本打算劝说李乐退出比赛，不想却被李乐说服，且携手好友老鞠制造了一起啼笑皆非的“绑架案”，不料事态却逐渐失控……

卡内奇·古哈，幼年随家人郊游时不慎跌入河内，漂入了深山中。被住在山中的爷爷救起后，便跟随爷爷一起过着丛林生活。直到十年后，才又回到了都市，回到了家人身边。看似催人泪下的叙述，其实不过是这部动画的开头。接下来的，当然是森林小子的爆笑都市生活。