The origin of the festival is disputed, and there are both pagan and Christian practices that have evolved into what Halloween is like today.
Last year, Momo successfully defended Magic Cat Academy from the clutches of a mischievous ghost invasion," Google said. "This year, Jinx desperately wants to join Momo and the other trick-or-treaters outside. Not wanting to scare anyone, the lonely ghost agonizes over a costume to blend in with the trick-or-treaters, wreaking havoc in the process. In the end, Jinx finds wearing a disguise is no match for being yourself.
More than a thousand years ago the Christian church named November 1 All Saints Day (also called All Hallows.) This was a special holy day to honor the saints and other people who died for their religion. The night before All Hallows was called Hallows Eve. Later the name was changed to Halloween.