Rio the reindeer finally gets his big chance to train as Santa’s navigator, but the numbers and directions on the page keep jumbling up, and his test is tomorrow! Luckily, his best friend Flynn the fly knows exactly how that feels, so she joins him on a magical journey across the Arctic to the North Pole. Can these two best friends find their own way and save Christmas?

I left out the glow-in-the-dark illustrations because they’re a format detail, not part of the story. If you want that hook for kids, you could add “Look for the glowing pictures when the lights go out!” as a fourth sentence. That would break your 2–3 sentence rule, though.