Winston Story

The new interns are dazzled by the skill level of fellow intern George, while Lexie helps keep his "repeater" status a secret; Meredith half-heartedly helps Lexie with her first emergency patient.

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.

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.

Derek prepares to perform his first surgery since his breakdown; Owen has a PTSD episode which injures Cristina and puts their relationship in jeopardy.

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.