Susan throws herself into her work to escape her stressful personal life, earning recognition from Weaver and Mark, who begin preliminary discussions on next year's chief resident. Carter needs a pediatric rotation with Doug, and fast, to graduate med school. Doug takes up with his father's girlfriend. Shep overreacts and attacks an Asian boy interfering at a scene. Mark and Jenn try to discuss their divorce amicably, with unforeseen results. Benton is named Resident of the Year. Harper leaves for an OB rotation at Parkland in Dallas.