The traitor of Olympus

Hayden ran away at ten years old. For a good reason. Her mom was not the most,reliable, person to take care of her anymore.six months after she ran away she met a boy, Zack, who is a couple months older than her. The survive together for six years when someone find them and takes them to Camp Half-Blood. From there everything starts changing. Even when Zack says otherwise. Hayden is assigned a quest and it is be bigger than she expects.