Elsa's Mistake {Completed}

Elsa is Anna's best friend, sworn protector, and older sister. However, a huge mishap leaves Elsa banned from Arendelle to watch Anna grow up from afar. Jealousy and betrayal run through Elsa's icy veins until there is only one thought in Elsa's mind: That should be my crown. With the aid of her new associate, Elsa...