Alice作为私家调查员伪装成偏执病人进入一家精神病医院来收集关于一个内部人员离奇死亡案件的证据。不过她在医院的“疗养”期间所遇到的事情超乎了想象，而她的理智告诉她这一切背后必有文章。一段完全陌生又充满激情的故事即将展现在她面前。本电影改编自Torcuato Luca de Tena同名小说。

Marcelino Sanz de Sautuola y de la Pedrueca, in 1868, accidentally discovered Paleolithic paintings with the help of a hunter named Modesto Cubillas inside Altamira's caves, located in Cantabria, north to Spain. Trying to expose their discovery to the academic world for that they study the paintings, Sautuola crashed against the skepticism and discredit of all experts, who clai...