Eliza Shin

Amy and Jonah learn about how the other half lives when they go to a managers conference; Mateo inadvertently reveals a secret about himself; Garrett and Dina deal with being on the gift wrapping gift station.

When Grover gets into a fight with a bully at school, Gemma is torn between her role as principal and wanting to protect her son; Calvin encourages Marty to stand up to his own bully, only to be shocked when he learns who it is.

Casey must decide whether or not to turn in a dirty cop's son who paralysed a teen in a drunken-driving accident; new girl Nicki pays Severide special attention.

When a Navy lieutenant is found murdered, the team interview his strange neighbours; Torres and Palmer have a night out and face the consequences.

The 126 are called on the scene to a hoarder's rat-infested house, then are trapped in an elevator as a woman goes into labour; Tommy and Trevor host his ex-wife Cassandra for dinner which goes awry.

Peter is deeply shaken by the dead body of a young victim; Severide's injury is aggravated.