A Jackson Avery Story Annabella Brooks, best friends with Alex Karev. She's a fourth year resident and was in an abusive relationship before joining Seattle Grace for her internship. She became friends with Meredith Grey, Christina Yang, George O'Malley, Izzie Stephens and her best friend, Alex Karev. She is hoping to become a orthopaedic surgeon and is shocked when a merge happens and she meets a gorgeous, carmel skinned, green-eyed doctor. Starting from The Merge, Season 6 Episode 5.