Gregor and the Marks of Secret (the Underland Chronicles #4)

Suzanne Collins is the inter-nationally bestselling author of the Hunger Games series, which also includes the novels The Hunger Games, Catching Fire, Mockingjay, and The Ballad of Songbirds and Snakes. Together, the books have sold over 100 million copies and were the basis for five popular films. Her other books include the acclaimed Underland Chronicles series, which begins with Gregor the Overlander, and the picture book Year of the Jungle, illustrated by James Proimos. To date, her books have been published in fifty-three languages around the world.