After twelve-year-old John Boarhog's mom dies, the last thing he wants is to be schlepped off to the Jersey Home for Boys, where kids are forced to make skinny jeans for hipsters and are fed nothing but kale. Instead, he makes himself a snug home in the ceiling of the New York Museum of Natural History, where he reads anything he get his hands on and explores the artifacts afterhours. But when a rare Egyptian ruby--the highlight of the museum's new...

Get ready for the wildest and most adventure-filled night as Larry spans the globe, uniting favorite and new characters while embarking on an epic quest to save the magic before it is gone forever.