Lydia Martin. The popular girl. The girl that everyone talked about and noticed. But the girl that was always unseen, always in Lydia's shadow was her twin sister, Skylar Martin. The invisible girl. Stiles has had a crush on Lydia since the third grade. While he spent years chasing after her always going unnoticed, Skylar had been falling more and more in love with him and he never noticed her. His eyes were always on Lydia. Or so she thought...