Few of the mortals and the 20 kids were going out on a trick or treating night, but they got lost in the dark forest. Then, they discovered the trees circling around in the center of the forest. They all have one each holidays. When Lunamon and her friends opened one of doors of holidays, they got sucked in the scary world where everyday is Halloween. Now, they have to stay in the Halloween world while Shoutmon the Digimon Pumpkin King and a single father wants something new instead of having this celebration every year. As soon Shoutmon discovered another world where everything is filled with Christmas, he decided to combine Halloween with Christmas. The mortals have a couple of choices. Try to get out of the Halloween world or try to convince Shoutmon not to put Christmas and Halloween together. This story is just like the movie, but little different. It's half Halloween and half Christmas