Z was just the beginning! With A to Z Mysteries® Super Editions, chapter book readers keep on collecting clues and solving mysteries with Dink, Josh, and Ruth Rose. Now with over 8 million copies in print, this classic kid-favorite series is back with a bright new look! It's winter in Washington, D.C.! Dink, Josh, and Ruth Rose are visiting the White House in snowy December, when they meet the president's stepdaughter, KC, and her friend Marshall. But in the confusion caused by all the people decorating the White House for Christmas, the president's dog goes missing! All five kids set out to find her, but it's not going to be easy. It's getting dark, and a monster snowstorm is on the way.