When Kyle Keeley learns that the world's most famous game maker, Luigi Lemoncello, has designed the town's new library and is having an invitation-only lock-in on opening night, Kyle is determined to be there! But the tricky part isn't getting into the library--it's getting out. Because when morning comes, the doors stay locked. Kyle and the other kids must catch every clue and solve every puzzle to find the hidden escape route!
Author: Chris Grabenstein