AgroupofthievesledbyElUruguayoissettorobabankinValencia.Theirpurposeistostealasmanysafetyboxesaspossibleandthenfleethroughadugtunnelthatcommunicatesthebuildingwithanabandonedsubwaystation.However,thepressofficerofthePrimeMinisterdiscoverswhatthethievesareactuallyafter:theywanttogettheirhandsonbox314,whereGonzaloSoriano,aformermemberofthegovernmentwhoslippedintoacomaafterasevereaccident,leftdocumentswithcompromisinginformation.Thegang'splansstarttogoawrywhenthetunnelisfloodedbyheavyrain,leavingthemwithnoescape.Also,despitetherobberybeingasetupbyafactionofthegoverningparty,thebank'ssecuritypersonnelhasnotreceivedtheinstructionstoletthemflee.