TheSpecialAirServiceistheworld"smostfamouscombatunitwiththemotto『WhoDaresWins"-butthestoryofhowitcameintoexistencehasbeen,untilnow,acloselyguardedsecret.Now,75yearsafteritallbegan,theSAShasagreedtoopenupitsarchiveforthefirsttimeandallowjournalistandbest-sellingauthorBenMacintyre(OperationMincemeat,AgentZigzag)torevealthetruestoryoftheirformationduringthedarkestdaysofWorldWarII.WithunprecedentedaccesstotheSASsecretfiles,unseenfootageandexclusiveinterviewswithitsfoundingmembers,thisseriestellstheremarkablestorybehindanextraordinaryfightingforce.