This is the first book in a new series by bestselling author Margaret Peterson Haddix. The three Greystone children arrive home to find their mother upset by news that three kids have been kidnapped in Arizona. Those kids have the same first and middle names as the Greystone siblings. They even have the same birthdays! Mrs. Greystone leaves on a sudden business trip the next day. Chess, Emma and Finn Greystone are left to stay with someone they don’t know and her daughter, Natalie. The kids realize something is very wrong when they find their mom’s phone and laptops at home. Chess, Emma, Finn and Natalie find clues and codes and set off into an alternate world to rescue their mom and the kidnapped kids. Read this exciting new adventure to find out if they succeed! You will anxiously await the second book in the series! Perfect for ages 9-12.