Twelve-year-old Jake Herndon's museum sleepover takes a shocking turn when a dangerous organization invades. He escapes along with two classmates only to be thrust on a forty-eight hour fight for survival on the streets of Chicago. The three kids unravel a mystery dating back to the Civil War and an incredible secret about Jake's family. Full of unexpected twists, laugh-out-loud humor and mind-bending revelations, it's Percy Jackson meets National Treasure!↵