In this Once upon a time fusion, Alec and Magnus are Snow White and Prince Charming. They are getting married but Jonathan is obsessed with Alec and wants him for himself. Jonathan also wants revenge on everyone who took Alec from him so he sends everyone to our world and curses them so they don't remember who they are and forces Alec to be with him. But unbeknownst to Jonathan, Alec and Magnus send their young daughter Rebecca and baby son Simon to our world to save them all. Alec and Magnus' plan goes awry when Simon and Rebecca are split up so Simon is alone and tries to search for his parents. 18 years later Rebecca saves Simon from a date who won't take no for an answer. Rebecca tries to tell Simon about being his sister and about Magnus and Alec being their parents and Snow White and Prince Charming. But Simon doesn't believe her so she kidnaps Simon and brings him to Storybrooke. Rebecca will do everything she can to make Simon believe her to break the curse and save Alec from Jonathan.