San Yélamos

Barcelona, Spain. Adrián Doria, a young and successful businessman accused of murder, meets one night with Virginia Goodman, an expert interrogation lawyer, in order to devise a defense strategy.

Eight years after fleeing the Congo following his assassination of that country's minister of mining, former assassin Jim Terrier is back, suffering from PTSD and digging wells to atone for his violent past. After an attempt is made on his life, Terrier flies to London to find out who wants him dead -- and why. Terrier's search leads him to a reunion with Annie, a woman he once loved, who is now married to an oily businessman with dealings in Africa.

Four mathematicians are imprisoned in a shrinking room; with the walls closing in, they must try anything to escape this fatal puzzle.