S6, E16: Even though he suffers from intense pain due to his stabbing injuries, Carter returns to work and prescribes a controversial procedure for a suicidal patient. Greene tries to convince his father to undergo cancer treatment. Corday must keep a brain-dead patient alive long enough to harvest vital organs. While performing a procedure, Abby makes a mistake that accelerates the death of terminal cancer patient. Cleo and Benton enjoy a sensual game of billiards. Chen tends to a handsome male nurse.