Santa and his elves are real. That's the discovery Ethan and Aubrey Wilson make when they follow an elf through the magical door painted on the graffiti-filled wall across their street. The two siblings meet the special operations elves of Outpost Jingle Jangle. These elves don't make toys, but Christmas miracles. They are inducted into the Secret Santa Society, and told to protect the tree-topper, the idea that Santa and his elves must remain...