Greene copes with an understaffed ER on a night shift; a teen overdoses on a toxic chemical; a drive-by shooting injures a baby.
Hathaway testifies in an investigation of Shep's behavior. Jeanie's husband comes to the ER thinking that he may have the flu, but tests reveal that Al is HIV positive.
Ross' birthday includes a surprise visit from his prodigal father (James Farentino); rumors about Greene and Lewis abound; Benton questions Vucelich.
The doctors treat dozens of severely neglected sick children found in a rat-infested apartment; Greene's wife serves him with a summons.