Eric C. Lynch

Severide tries to prove his suspicions about the arsonist's identity; Casey gets accustomed to his new lifestyle; Dawson goes on a date with a regular from the bar.

Goodwin struggles with the psychological aftermath of her attack. Ripley treats a patient with helicopter parents. An E.D. staffer makes a mistake that may cost them their job.

Dr. Manning and Dr. Rhodes suspect that two separate cases involving sick babies may be connected; a homeless patient's upbeat disposition enlightens Dr. Halstead and Dr. Charles; Dr. Choi and a Navy corpsman deal with the toll of gang violence.

Tennant's team, along with NCIS agents Nick Torres and Jessica Knight, tracks The Raven's whereabouts to the island of Oahu and learns about his plans to attack the world's largest international maritime warfare exercise.

Even the warlord Draco becomes a comedic victim of Cupid's son, Bliss, when the mischievous boy creates unlikely romantic pairings among Xena, Gabrielle, Joxer and Draco.