"Two nighttime adventures starring the PJ Masks! The PJ Masks go into the night to save the day and defeat two nighttime villains! At the end of this busy night, these heroes are ready for a good night's sleep!"--Provided by publisher.

Owlette is hosting a sleepover at her house, and Luna Girl wants to come. Owlette is worried that Luna Girl will ruin their sleepover--until they are forced to work together to save it.

"The PJ Masks meet the new villains in town ... the Wolfy kids. They're destroying everything in the city, including Catboy's Cat-Car! It's up to the PJ Masks to save the day!"--

Lucía's little sister Gemma wants to be a luchadora like her big sister, but she is more bumble and splat than pizzazz and seems to find trouble wherever she goes. When Gemma makes a ginormous hole in Lucía's mask, her little sister seems to get away with everything. But Lucía's grandmother, Abu, has an idea: a trip to the mercado to get Gemma her very own lucha libre mask. There are so many masks to choose from, and Lucía cant resist trying on...

"Carly and Cartoka have stolen the PJ Masks' vehicles! How will Catboy, Owlette, and Gekko save the day when they can't get a ride? Luckily, the PJ Riders are here to help! Cat Stripe King, Eagle Owl, and Power Lizard are stronger and faster than anything the PJ Masks have ever seen before. But before they can start riding with the PJ Riders, the PJ Masks need to learn to trust their new friends. Can they all learn how to work together to stop Carly...

Catboy realizes being the best isn't always the solution when the PJ Masks have to prevent Night Ninja from stealing a magical ring hidden atop the Mystery Mountain. Catboy, Gekko, and Owlette have to get into the Mystery Mountain to retrieve a magical ring for Night Ninja, who captured PJ Robot. As Rip and Howler are tagging the city with paint, Kevin starts to have second thoughts about being a mean one.

"Lady Sophia Huntington Villiers is no stranger to intrigue, as her work with Alan Turing's Bombe Machines at Bletchley Park during the war attests. Her wartime marriage of convenience to Simon Barre, the eighth earl of Camden, granted her the independence she craved and saved his estate. Now, as part of his covert team in postwar Vienna, she uses her charm to uncover a lethal double agent immersed in the world of relics-including the long lost death...

A collection of thirteen short stories by young adult authors, all revolving around the theme of staying up late into the night.

"Award-winning journalist Alden Wicker breaks open a story hiding in plain sight: the unregulated toxic chemicals that are likely in your wardrobe right now, how they're harming you, and what you can do about it. In To Dye For, Wicker reveals how clothing manufacturers have successfully swept consumers' concerns under the rug for more than 150 years, and why synthetic fashion and dyes made from fossil fuels are so deeply intertwined with the rise...

"Baru Cormorant believes any price is worth paying to liberate her people--even her soul. When the Empire of Masks conquers her island home, overwrites her culture, criminalizes her customs, and murders one of her fathers, Baru vows to swallow her hate, join the Empire's civil service, and claw her way high enough to set her people free. Sent as an Imperial agent to distant Aurdwynn, another conquered country, Baru discovers it's on the brink of rebellion....