Season 7
After an unforgettable and heart-pounding Season 6 finale, Grey's Anatomy returns for its seventh season.
In the Season 7 premiere, the hospital staff is trying to deal with physical and emotional trauma in the wake of the deadly rampage of a vengeful gunman.
As Dr. Perkins (James Tupper), a trauma counselor, is brought in to help in the recovery and to assess each doctor's readiness to return to work, Derek makes a spontaneous decision to resign as Chief and rushes back into surgery, taking everything a little too fast.
Meanwhile, Cristina buries herself in her wedding planning.