Slough House is the M15 branch where disgraced operatives are reassigned after they've messed up too badly to be trusted with real intelligence work. The "Slow Horses" as the failed spies of Slough House are called, are doomed to spend the rest of the careers pushing paper, but they all want back in on the action. When one of their own is kidnapped and held for ransom, the agents of Slough House must defeat the odds, overturning all expectations of...