Maruca is Biana's ex-friend. Little is known about Maruca, except that she is Wylie's second cousin and she is Stina's friend. After Biana begins hanging out with Sophie in Book 1, she spills a lot of Biana's secrets to Stina, like how at first Alden told Biana that she had to be friends with Sophie so Sophie would come over more and Alden could keep a better watch on her.
Dark skin, and black hair with a small blue streak in it. In Lodestar, it is said she had turquoise eyes.