An anguished Abby flinches when she is unexpectedly visited by her unpredictable mother while Dr. Benton is shocked to discover details about a severely wounded gunshot victim. Meanwhile, Drs. Greene and Corday pledge to each other that they will escape the ER for a weekend getaway but complications ensue when she must perform surgery on a middle-aged surfer with a bad back. Dr. Kovac suspects that a young teenaged patient -- who proves to be pregnant -- might have been assaulted by her father. Dr. Chen finally confronts the unsuspecting father of her baby.