Spy catcher Max Carmichael’s pursuit of a suspected traitor at the heart of the UK’s nuclear deterrent is frustrated as MI5 priorities shift focus towards IRA activity during the ‘hunger strikes’ of 1981.IRA enforcer Michael O’Halloran following repeated seizures of arms shipments by the FBI is certain there is a ‘rat’ in the camp adding to his infuriation that the Army Council’s attentions lie elsewhere.Tony Sheridan a disillusioned MoD scientist, set up as a patsy in a fa...