He's planning to recover the buried loot any night now and Agent Z and the crew intend to be there when he does. Mark Haddon has a sharp understanding of what makes children tick, and they will delight in the ever more daring, ever more hilarious missions of Agent Z and his three creators.

He's planning to recover the buried loot any night now and Agent Z and the crew intend to be there when he does. Mark Haddon has a sharp understanding of what makes children tick, and they will delight in the ever more daring, ever more hilarious missions of Agent Z and his three creators.