The Other Hale (Season 1)

Elijah Saunders, originally Hale, left Beacon Hills because of the fire. Now, he's back with his adoptive family, ready to start fresh. But a problem with an Alpha comes up Elijah can't help but join in the fight to protect innocents. Of course he also has to deal with Derek, a cousin who ditched him at an orphanage when he was only nine. (Starts during Season 1 Episode 5 The Tell)