Mara is a poor hard working peasant, who's been treated invisible since the day she was born. Shes now 16, homeless, and living alone in the Enchanted Forest. Nobody likes Mara, because she is the only person in the village who supports the Evil Queen. Also she has magic. She never knew how to control her magic, so many people avoided her. While the kingdoms in chaos, as it rebels against the Evil Queens rule. Mara meets an unexpected friend in the forest, who grows into the friend shes always wanted.
It's been about two years since Emma Swan broke the Evil Queen's Dark Curse. Everyone in Storybrooke has been transported back to the Enchanted Forest, including Emma and Henry. All the fairy tale characters have gone back to their lives, with Snow White and Prince Charming ruling the kingdom. The Evil Queen, Regina, has been exiled and shunned to the her castle without her son, who refuses to make contact with her. Regina wanted to change but now she's willing to do whatever she can to get her son back.
Disclaimer: I don't own any of the characters or the setting