For Neela, what begins as a routine ride-along turns into a defining day when a commercial jet and a private plane crash over Chicago. As Clemente manages the trauma in the ER, Pratt joins Neela on-scene. Luka and Abby wake up together at Luka’s, but the crash soon takes them back to work, where the tension between Luka and Clemente continues. Sam recalls Haleh when extra nurses are needed, and earns Eve’s approval. As the day ends, Luka and Abby talk, and awkwardly decide to stay just friends while Neela has a welcome, and overdue, visitor.