Kovac faces an M&M in the aftermath of Rick Kendrick's death, with Lewis and Abby in support. When Pratt is witnessed bringing a gun into the ER, Carter feels compelled to defend him. However, Pratt's erratic behavior makes Carter reconsider. Weaver hopes to keep her pregnancy a secret, but physical complications compromise her plans. Lewis warily watches self-destructive patient Chip Mealy, who admits to molesting young boys. Romano warns a guilt-stricken Kovac not to admit to Rick's grieving mother that his miscalculation caused her son's vegetative state. Chen treats a high school student who overdosed on Ritalin. Gallant confronts the scheming young wife of an aged, dying man.