Lewis, a brilliant young inventor, is keen on creating a time machine to find his mother, who abandoned him in an orphanage. Things take a turn when he meets Wilbur Robinson and his family.
When a horticulturalist-astronaut crashes onto a desolate planet, he encounters an ethereal visitor and discovers the joy of building a new life—realizing the universe has delivered something astonishing.
Wayne gets a new rookie partner, Lanny, after his previous partner got the promotion he wanted. Lanny has to remind Wayne of the Spirit of Christmas and the importance of being an elf in Santa's Prep and Landing elite unit.