The lives of four young people in different circumstances are changed by their encounters with books.

"From the Pulitzer Prize-winning author of perhaps the most bestselling and beloved literary fiction of our time comes a triumph of imagination and compassion, a soaring novel about children on the cusp of adulthood in a broken world, who find resilience, hope, and story. The heroes of Cloud Cuckoo Land are children trying to figure out the world around them, and to survive. In the besieged city of Constantinople in 1453, in a public library in Lakeport,...

Fourteen-year-old Brystal Evergreen risks everything by opposing her kingdom's repression of women, but Madame Weatherberry, seeing her potential, invites her to a school where she hopes to change the world's perception of magic.

"Cussy Mary Carter is the last of her kind, her skin the color of a blue damselfly in these dusty hills. But that doesn't mean she's got nothing to offer. As a member of the Pack Horse Library Project, Cussy delivers books to the hill folk of Troublesome, hoping to spread learning in these desperate times. But not everyone is so keen on Cussy's family or the Library Project, and the hardscrabble Kentuckians are quick to blame a Blue for any trouble...

Discovering a book of Langston Hughes' poetry in the library helps Langston cope with the loss of his mother, relocating from Alabama to Chicago as part of the Great Migration, and being bullied.