Winston Story

Cristina uses Meredith to get the solo surgery which Alex is also trolling for; Derek discovers he has a form of epilepsy; the interns perform surgery on Sadie which goes terribly awry, exposing their little club.

The Seattle Grace staff continue to mourn George's death; George's mother arrives but is unsure of what to do with his organs.

Izzie returns to work while the Seattle Grace residents fear possible layoffs; Bailey and Alex's difficult case is further complicated by her schizophrenic son.

Bailey's patient, Jackson, continues to get worse; Callie catches Owen in Cristina's bedroom; after a big blowout fight, Izzie is forced to face the truth about what is going on.

Meredith, Cristina, Izzie and Alex spend their first day as residents with their own interns, including George, repeating his internship after failing his exams, and Meredith's half-sister. Cristina searches for Burke, who is nowhere to be found and Richard resumes his position as chief of surgery.

A group of college students are rushed to Seattle Grace following a serious car crash on their way to the graduation ceremonies; Izzie continues feeling similar symptoms.