Part 2 of a crossover with Station 19. The doctors are joined by the team from Station 19 as they tend to a tense situation with a lot at stake. Jo convinces Hayes to bend the rules on a case. Maggie and Winston reconnect. The crossover starts on Station 19 S04E06: Train in Vain (1).

When Jeff returns to push customer satisfaction surveys, Mateo enlists Garrett's help to hide his relationship with Eric. Dina, Glenn and Cheyenne's plan to boost the scores creates new and bigger problems. Jonah tries to convince Sandra and other workers to value themselves.

Jimmy reads his favorite tweets with the hashtag #MyFamilyIsWeird in a new Tonight Show Hashtags, then catches up with Jennifer Garner and Don Lemon before welcoming musical guest Adrianne Lenker.