Mick Herron

"If Spook Street is where spies live, Joe Country is where they go to die. In Slough House, the London outpost for disgraced spies MI5, memories are stirring, all of them bad. Catherine Standish is buying booze again, Louisa Guy is raking over the ashes of lost love, and new recruit Lech Wicinski, whose sins make him outcast even among the slow horses, is determined to discover who destroyed his career, even if he tears his life apart in the process....