Dr. Brown courts Linda (recurring guest star Marcia Cross), despite Edna and Dr. Abbott's insistence that he's wasting his time. But Dr. Brown persists, forcing Linda to inform him that she is HIV positive. Meanwhile, Bright tells Ephram to ignore Madison (recurring guest star Sarah Lancaster) in order to win her affections, but that becomes difficult when she breaks up with her boyfriend and comes to Ephram for friendly comfort. And Amy meets the flirtatious and attractive town bad boy, Tommy Callahan (recurring guest star Paul Wasilewski - The O.C.), who has compassion for her problems and awakens emotions that she hasn't felt since Colin's death.