2008年西班牙最新获奖悬疑惊悚片。剧情从开始就深深地吸引住了观众。四位互不认识的数学家收到一位神秘主人的邀请去参加一个聚会——为解决一道最了不起的谜题。然而结果他们发现自己所来到的这个房间会逐渐被压缩，除非他们能在限定的时间内解决每道题目并找到他们四人之间的联系... 而要谋杀他们的又是谁呢?

塞尔玛乔丹，一个深夜，在结婚助理DA克利夫马歇尔的办公室出现了。之前克利夫能阻止自己，他和塞尔玛参与非法的事。但塞尔玛是一个神秘的女人，克利夫不禁怀疑她是否有难言之隐。

正在古老的玛斯古勒布庄园军人疗养院休养的华生请福尔摩斯来调查发生的奇怪事情。接着发生了一系列不可思议的事，谋杀、私道，象棋游戏和神秘的家庭仪式。只有争分夺秒与亡命徒斗智的福尔摩斯才能拨开重重迷雾，揭开宝藏的秘密。

芭拉汀夫人被警察拘捕，罪名是在谋杀或者误杀自己的丈夫。为洗脱罪名，芭拉汀夫人请著名律师汤尼担任自己的辩护律师。在和芭拉汀夫人的接触中，汤尼不知不觉地爱上了这个有嫌疑的女人。但汤尼是个有妻室的人，面对纯洁无奈的妻子，汤尼还是难以抑制对芭拉汀夫人的关心和爱意，独自到芭拉汀家调查。在调查过程中，汤尼逐渐发现上校年轻英俊的贴身仆人杜德瓦·亚德最为可疑。在汤尼被恋情冲昏的头脑里，即便亚德不是真正的凶手，也足以作为芭拉汀夫人的替罪羊……

For years, Martin has been working on his great play about cloud castles, flying pirates and a feisty princess. His secret role model for the leading character is his good friend Isabel, a cheeky young woman who is waging war on genetically modified seeds around the world. And she is leaving tomorrow to go to the middle of Africa for the next three years. Low and behold, Martin confesses his love to her at the departure desk. A confession which would have meant the world to Isabel some time ago, but now comes too late to change things. But then the flight is delayed for several hours. Isabel takes off into the city to talk to Martin, but he has disappeared...