"A Cinderella Story: Christmas Wish" follows Kat Decker (Laura Marano), an aspiring singer/songwriter with a cruel stepfamily. Thanks to her seasonal gig as a singing elf at a holiday fair called Santaland, she meets a handsome prince--err, Santa--named Nick (Gregg Sulkin). When Kat is invited to the prestigious Wintergarden Christmas Gala, her jealous stepfamily tries to derail her happiness.