Luka blows Abby off, and an already-stressed Abby has to deal with an unexpected visit from her estranged mother, who isn't taking the meds prescribed for her bipolar disorder. Corday, eager to leave work for a vacation with Greene, makes a poor surgical decision; after she leaves, her patient experiences post-surgical complications. Benton's nephew is shot and dies. Benton hears Malucci refer to his late nephew as a "banger" and Benton beats him. Chen decides to put her baby up for adoption and visits the child's father, nurse Frank Bacon. Luka accuses a pregnant girl's father of beating her.