InthefifthseasonoftheBritishespionagethriller,HarryPearceandAdamCarterbegintosuspectthatmembersoftheBritishestablishmentarecreatingacrisisinordertobringaboutachangeofgovernment.IntheopeningepisodesJulietShawencountersacarbomb,andherlifeischangedforever.PluswemeetformerMI-5,turnedMI-6officerRosMyers(HermioneNorris),whodiscoversashockingfamilyconnectiontotheseason’sgame-changingconspiracbbb
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