Dr Lewis's sister Chloe comes back and says she wants baby Susie back, but Susan's not interested in dealing with Chloe. Dr Benton feels guilty about his own inability to do the right thing, so he betrays Dr Ross when faced with an ethical dilemma, earning him the enmity of both Doug and Mark Greene. Mark tries to a cooler image and gets sympathy from an attractive TV producer. Carter celebrates his match to County in a way that might end his medical career before it begins.