Named after the medical book, Grey’s Anatomy focuses on a group of doctors at Seattle Grace/ Sloan-Grey Memorial. We watched their careers progresses from interns to residents, to now taking on management roles. There are departures of beloved characters and joining of fresh bloods. Arizona Robbins, head of pediatrics, joined in Season 5 as a lesbian characters. She had gotten into romantic relationship with Callie, Lauren, and Eliza.