Mel and Cutler are slated to catch a flight to Dallas to plan their future there when Griff’s alarming behaviour holds them back. Sandy insists the Conners' address Griff’s drug problem immediately as a family.
Terra receives terrifying results from her mammogram, and is faced with the possibility of having breast cancer. Terra blows up at Elena's twins' baptism party when she finds out that she is not their godmother.
When the firehouse is called to a motorcycle crash, Casey and Severide sense that the details don't add up. A rift develops between Mouch and Otis. Brett, Foster and Kidd secretly fix a dent in the ambulance bumper they believe they unknowingly caused.
After struggling for years against her imperfections, a quirky British woman makes a New Year's resolution to keep a truthful diary in order to gain control over her love life, weight and career. Her following revelations lead her to unlikely romance.