Jac hides the fact from the rest of the team that a new patient at the hospital is her mother. Jac has to break the news to her mother that she is going to need a new kidney. After arriving late for a session, Oliver is determined to impress both Connie and Elliot. New nurse, Roberta tells him a few home truths after he passes Penny's research off as his own. Mark decides to with the claim for compensation for Maria when he learns it could cost her career. Mark resigns after becoming fed up with Vanessa's interference.