To find their friends, Jacob, Emma, and Addison go to Devil's Acre, a crime-ridden Victorian underworld, but they uncover an operation far more sinister than they imagined . . .

In Victorian England, Jacob discovers the Library of Souls, a hidden collection that holds the key to saving his peculiar friends and the entire peculiar world. Inside the library, he encounters a ymbryne, a powerful ancient creature who possesses the ability to control time and manipulate souls.

With time running out, Jacob must unlock his own peculiar abilities and confront his darkest fears to rescue his friends from the clutches of the malevolent wights.

Filled with heart-pounding action, breathtaking twists, and the power of friendship, the third chapter of the Miss Peregrine's Peculiar Children series is a thrilling adventure that tests the limits of courage and the strength of peculiar bonds.

"Oh, my birds, I love this book! I'm obsessed with Ransom Riggs's wildly creative world packed with heroic, heartwarming characters, super baddies, and incredible settings like Devil's Acre and the Library of Souls."--Justine magazine

"Fans of the trilogy's first two books will enjoy Library of Souls for its unique world, fast action, satisfying answers and a thorough tying up of loose ends."--Free Lance-Star

"I enjoyed reading this book so much, the cliched 'I couldn't put it down' doesn't suffice."--Geeks of Doom

"Readers are sure to leap right in after the cliffhanger ending of Hollow City, and they won't be disappointed."--RT Book Review, 4 1/2 of 5 stars