一名同性恋男子穿越美国，与他在约会软件上聊了好几个月的人共度周末，希望能找到那种他从小到大都觉得永远不会经历的浪漫。

小和尚功夫（张壮 饰）年纪虽小但武功高强，为了能够继承武林绝学“南平拳”，功夫整日勤学苦练，师兄们纷纷成为他的手下败将。然而，师傅告诉功夫，想要获得继承权，他还需要打败一个神秘人物，功夫手上的铃铛会引导他找到这位和功夫素未谋面的宿敌。功夫来到了日本，被经营中国餐馆的阿泉（泉品子 饰）收留了。一次偶然中，功夫救下了阿泉的孙女丽子（藤本七海 饰），之后，功夫假扮成丽子的弟弟，跟随丽子来到了她就读的学校。学校里的女老师（佐田真由美 饰），其真实身份是黑暗文部省派来的间谍，她正在暗中秘密筹划一个邪恶的阴谋，而丽子则成为了她的人质。

An affluent medical professor, Komiya, and his bossy wife, Tokio, are to look after Setsuko, their high-spirited niece from Osaka. Setsuko is a liberated woman who does what she wants, including smoking, even though she is a minor. On Saturday, the professor does not feel like going to his weekend golf game, but his wife packs him off anyway. So he leaves his bag at the apartment of his student Okada, and goes to a bar with a friend. Setsuko traces him there, and insists that he take her to a geisha house. When she gets rather tipsy, the professor calls Okada to take her home, while he sleeps at Okada's. The wife becomes suspicious of Setsuko when she sees Okada bringing her home, and also of her husband when she discovers that he did not go golfing.

本片改编自天下霸唱同名小说，作为《鬼吹灯》系列起源前作，讲述了青年胡八一的首次入墓摸金。胡八一和好友王胖子被神秘老板雇佣前往老黑山寻找摸金玦，期间遭遇狼群，被迫进入老黑山腹地，为逃出黑山头古妖冢，跟一群企图掠夺国家宝藏的坏分子斗争并拼死护宝的故事。