The Purple Eyed Alpha (Teen Wolf)

When Skylar Stilinski moves to Beacon Hills and in with her cousin Stiles after her parents die, people start to notice something different about her, dangerous. Skykar is a werewolf, a true Alpha but she doesn't realise it yet. As well as being a werewolf, she has different powers, unlike a werewolf. She finds unusual comfort in Derek Hale as well as others. Relationships build but are broken just as easily.