In A Unicorn for Olaf, Olaf the snowman, now able to read, becomes enchanted by stories of magical unicorns. Determined to find one himself, Olaf sets off on an adventure through Arendelle, accompanied by Sven, Elsa, and the Spirits of the Enchanted Forest. Along the way, he follows clues, braves forest mysteries, and experiences friendship, hope, and wonder as he searches for a creature from his dreams.