《地下城与西游记18》在寒冷却充满这人情味的札幌吊儿郎当的私家侦探和搭档高田过着有一搭无一搭的懒散生活他们的朋友“雅子”是个异装癖不久前幸运得到了参加全国魔术大赛的入场券侦探他们还特意为雅子开了庆功会谁知才没多久雅子便突然死亡警方的调查完全没有任何进展而侦探无法坐视好友不明不白死亡于是和高田展开调查谁知顺藤摸瓜竟发现雅子之死的背后藏着一个显赫的政界要员——橡胁孝一郎一切由此变得复杂和棘手起来雪上加霜的是随着小提琴手河岛弓子的加入一切朝着失控的方向发展……本片根据东直己的系列作品第五部《探偵はひとりぼっち》改编足迹遍布全球的英国军火承包商莱克斯·沃克尔突然得到一个惊人的消息他唯一的女儿萨曼莎在好莱坞被人杀害警方要求他尽快赶到洛杉矶将尸体运回伦敦脾气暴躁的莱克斯简直不敢相信这个事实他顶撞试图阻拦他的上司执意赶往美国谁知来到当地才发现死者并非他的女儿可是萨曼莎也下落不明通过女儿的通讯记录他顺藤摸瓜找到一家大型企业对方老板否认和萨曼莎有过任何瓜葛惹得莱克斯大闹公司被警察请到警局了查清女儿的下落莱克斯凭一己之力走遍这个充满罪恶的华丽都市真相慢慢浮出水面在荒凉炎热的戈壁峡谷唯一的水源处斑马们正进行快乐的游戏巨大岩石的阴凉处一匹母斑马拼尽全力生下了一只小宝宝然而令斑马们震惊的是这只新生儿只有前半身有条纹后半身雪白一片伙伴们大肆嘲笑这个名叫库巴(杰克·T·奥斯汀 Jake T. Austin 饰)的小可怜甚至认为它是不幸的象征太阳继续散发着苦毒的热量水源越来越少干旱悄然来临死亡正悄悄逼近从妈妈的口中库巴听说了斑马身上条纹的由来虚弱的妈妈最终被死神带走库巴也决定去寻找传说中那个魔法水潭只为变成一匹真正的斑马不谙世事的小家伙就此踏上了凶险和充满希望的旅程……While policeman Shen Mengxing escorted the prisoner Liu Daniu to the provincial jail, they were kidnapped by the female robbers, Yu Niang and Xue Die, from Longmen Mountain in Longmen County. The two were captured to the mountain and became members of the cottage. The new cottage was renamed \"Longmen Cottage\". Yu Niang is the master, Shen Mengxing is the second master, and Liu Daniu is the third master. Then Yu Niang arranged Shen Mengxing and Daniu to go out and invite Lu Linxiao, a teacher at Longmen College, to come to the cottage as a consultant. Everyone worked together in order to make the business much better, but they wrongly used all kinds of bad methods, which led to many misunderstandings and a series of hilarious embarrassments. Once Lu Linxiao asked Daniu to help bring a letter to his father, and Daniu rescued a fisherman's daughter, Wan Er, on the way to Lu's residence. After listening to Wan Er's experiences, everyone in the cottage was filled with anger and motivation and determined to help Wan Er fight against the evil county forces headed by County Magistrate Mu.侵华战争最后阶段日本侵略者预感到了自己的失败开始无所不用其极中国西北的龙棺墓一直被日本人认为是中国龙脉的所在日本人天真的认为破坏了龙棺墓便会改变战争的结局同时可以得到那里传说中的无数宝藏日本人欺骗考古学者千叶夏希去探访龙棺墓实际是去破坏龙棺墓龙正言表面是一位普通的银行家实际是一位爱国的侠士一直关心日本人的动向龙正言设法接近千叶夏希盗取日本人的机密文件并且分析出了日本人的阴谋在日本的小分队出发后龙正言和自己的伙伴也马上出发并且一路跟随日本人来到龙棺墓为了保护国宝龙正言和伙伴们和日本忍者展开了一场输死的战斗而最终用大家的努力与牺牲保护了国家的宝藏 ...