In the winter finale, "Breaking Point," the 118 team is summoned to an airport tarmac when a stressed-out flight attendant snaps with frustration over her demanding passengers. Meanwhile, Athena (Angela Bassett) likewise discovers a couple who have reached the limits of their endurance to the COVID-19 pandemic. On more personal notes, Maddie and Chimney (Jennifer Love Hewitt, Kenneth Choi) reach a major decision about their baby, while Buck (Oliver Stark) reconnects with an old flame and gets sucked into the middle of Albert's (John Harlan Kim) new relationship.