After his mother's funeral, Dr. Greene comforts his father in San Diego. When returning back to the ER there is a question of who's the boss. Weaver may be head of the ER, but Greene has his own ideas about how to handle situations and the two of them have their worst conflict on the job yet. Boulet says "yes" to Reggie, and Corday accepts Romano's surprise job offer when appointing her associate chief of surgery. A brash new resident arrives and manages to annoy just about everyone. Carla confronts Benton about not allowing her to leave the country with their son. Corday treats Elaine for breast cancer, while Carter and Elaine's relationship continues.