Keeper of the Lost Cities
Shannon Messenger
Keeper of the Lost Cities (1)
Percy Jackson and the Olympians The Sea of Monsters
Rick Riordan
Percy Jackson and the Olympians (2)
Percy Jackson The Last Olympian
Percy Jackson and the Olympians (5)
The Two Towers
J. R. R. Tolkien
The Lord of the Rings (2)
Broken Throne
Victoria Aveyard
Red Queen (4.5)