The Battle of the Labyrinth
Rick Riordan
Percy Jackson and the Olympians (4)
Gateways
F. Paul Wilson
Repairman Jack (7)
A Thousand Suns
Alex Scarrow
Shinju
Laura Joh Rowland
Sano Ichiro Mysteries (1)
The secret adversary
Agatha Christie
Tommy and Tuppence (1)