Mason Elizabeth Cullen is the unexpected twin of Renesmee Cullen. Living life in the shadow of her perfect twin sister is not easy but she manages to get through with the help of her photagraphy. When they move back to forks because charlie is dieing she finds her mate in an unexpected person that her family is not exactly fond of. while shes trying to figure out that situation she must also deal with her developing powers and the volturi comeing back into their lives and trying to use her power for their own gain and deal with a human boy who she's not sure is only a friend.