Youthful Organization XIII (KH fanfiction)

What happens when you give Xion a magic spells book? She's obviously going to cast a spell. But not just any spell, it's a spell that reverse the organization's age. Danika and her friends must find a way to reverse the curse otherwise they will remind like kids and teenagers forever. While doing this, Danika and Destiny must work together to create a spell for the curse. Will they put their differences aside and focus on the problem? Or will everything crumbles? *All rights goes to Square Enix*