故事讲述一个男人寻找自己走失的狗狗，在这个过程中他遇到了慕男狂披萨快送女、一个热爱慢跑的邻居以及一件神秘的怪事……如果你看过《橡皮轮胎》绝对不难想象这部《全错了》的调子，奇怪的电子乐，钟表上7：60的时间，还有每个人不停的问“Why”，充满了神经质的快感。

　　Unemployed Czech-speaking writer Nicholas Whistler thinks he's got a job visiting Prague for a bit of industrial espionage. In fact he is now in the employ of British Intelligence. His pretty chauffeuse on arrival behind the Iron Curtain, Comrade Simonova, is herself a Czech agent. Just as well she's immediately attracted to 007's unwitting replacement.

　　万金游（郭晋安 饰）是“雀爷”万叔（夏雨 饰）的独生子，麻雀技艺深得父亲真传，是承继父亲的赌业的好人选。一筒（元秋 饰）是万金游的干妈，一直把金游当成自己的亲儿子，疼爱有加。可是在在雀爷大寿的当晚，从拉斯维加斯回来的雀爷也带上了他的新任妻子二索（刘琸琪 饰）。金游跟一筒都觉得二索图谋不轨，原来她联手雀爷的死对头爆棚要霸占雀爷的一切产业。故意让金游认识倒霉透顶的吴靓（杨思琦 饰），使金游的牌运急速下跌，每次打牌拿的都是烂牌。幸好金游学会了乐观处事，运气刚要回来的时候，女友却被爆棚挟持……

　　年轻有为的股坛狙击手马奋（陈家乐 饰）身份神秘，行踪低调，在他的字典里，从来没有“失败”两字。故事由马奋遇上阿宝（李靖筠 饰）开始，彼此人生出现了戏剧性的变化！
　　阿宝从小到大都不相信好事会降临在自己身上，双亲早逝的阿宝，所有梦想对她而言都是遥不可及。阿宝身兼数职，在KTV当兼职。一晚马奋与公司高层职员在KTV贵宾房召开秘密会议，因马奋用钱打发了几位上前搭讪的性感女郎，阿宝以为马奋就是害她好姐妹Pauline自杀的情场骗子，于是上前指骂马奋，此时地下钱庄突然来到夜店找阿宝还钱，众人拉扯之间，阿宝手拉着马奋逃离现场。原来阿宝把马奋带到医院探望昏迷不醒的Pauline，Pauline大哥牛荣等人以为马奋是Pauline的男友，要他为妹妹自杀负责，牛荣认为只有马奋能唤醒Pauline，怕他逃之夭夭，决定强行把他带回家。
　　马奋与阿宝相处后，觉得这女子天真可爱。阿宝向马奋娓娓道来自己一段悲惨身世，她对命运逆来顺受的人生观让一直相信人定胜天的马奋听得不是滋味，马奋搬出深信不疑的“吸引力法则”来劝导阿宝要改变命运。
　　最后，阿宝等人终于知道马奋不是Pauline男友，马奋搬离阿宝家，并答应阿宝会再来找她。过了一个月，阿宝离家上班，发现门前停泊了一辆名贵房车，而名车的主人正是马奋，阿宝发现马奋竟是一个如假包换的有钱人！一个灰姑娘无端闯进有钱人世界的历险故事，现在才正式开始！

　　Carmen learns that her daughter Maria died in an accident. After a couple of days, she decides to go to her apartment for some paperwork but here she discovers that Maria was about to adopt a Vietnamese girl named Thi Mai. Carmen then decides to go to Vietnam with her friends Elvira and Rosa, although none of the three has ever left Spain in their life. During the search for Thi Mai, they will have the opportunity to experience crazy and hilarious situations caused by cultural differences. They will be accompanied by Dan, a Vietnamese guide, and Andrés, a young Spanish actor going to Hanoi to live with his partner.