Roland Buck III

The team is on a hunt to retrieve a buried stash of gold; Bradford is tasked with encouraging the oldest cop at the station to retire.

Malignant. Rhodes and Zanetti race to save a member of Firehouse 51; April's brother struggles during his first day at the hospital; a woman saved from a burning building leads to a bigger mystery.

Soul Care. Dr. Rhodes begins his cardiothoracic surgery fellowship but gets off on the wrong foot with his new boss, Dr. Choi begins his life as chief resident, Sarah is caught off-guard by Dr. Charles, April tries to deal with her recently discovered illness.

Inherent Bias. Goodwin reunites with her childhood sweetheart, Dr. Halstead gets lured into a concierge doctor app idea, Dr. Rhodes treats a woman with a heart infection against the advice of Dr. Charles, a former patient of Reese's reaches out for help.

Extreme Measures. A car crash at the Chicago Marathon leaves victims in critical condition, April and her medical resident brother must perform an intense operation in the field, an 8-year-old girl experiences sudden hearing loss, Dr. Choi treats a malnourished woman.

Justice is sought tor Dr. Charles.