Episode 1 | You Can't Always Trust What You See

Will Halstead returns to Med to help Goodwin with a secret investigation. Archer and Charles deal with twins who insist on being identical inside and out. Stevie and Dylan treat a young patient with sickle cell anemia.

Episode 2 | To Lean In, or to Let Go

Vanessa and Archer disagree on how to handle the victim of a motorcycle accident; Scott and Charles deal with a UNICEF negotiator with repressed trauma; Hammer and Halstead treat a high schooler with Addison's disease and a clingy...

Episode 3 | Be the Change You Want to See

Scott and Halstead deal with a dishonest patient whose lupus is in remission; a wealthy donor makes inappropriate advances toward Hammer; Vanessa, Marcel and Charles try to convince a young woman to have life-saving surgery.

Episode 4 | Status Quo, aka the Mess We're In

Charles helps Dylan with a longtime patient who was recently diagnosed with schizophrenia. Stevie, Maggie and Vanessa investigate the legitimacy of a cancer patient's diagnosis. Crockett is caught off-guard. Will pitches a new med...

Episode 5 | Change Is a Tough Pill to Swallow

Dylan and Charles treat patients suffering from Glass Child Syndrome and misdiagnosed ADHD. Crockett has to navigate hospital politics when he cares for the daughter of a transplant surgeon. Will and Stevie must lay egos aside to ...

Episode 6 | When You're a Hammer Everything's a Nail

Stevie's personal and professional worlds collide when her mother becomes her patient. Dylan's history with the father of a patient interferes with his perception of a case. Crockett's allegiances are challenged when his patient's...

Episode 7 | A Square Peg in a Round Hole

Marcel helps Blake replace a patient's liver; Taylor tries to prove herself; Halstead continues to pursue the truth about Cooper; Choi gets closer to returning to life in the ED.

Episode 8 | Just as a Snake Sheds Its Skin

Dylan's loyalty to Med and the police department is challenged when an old family friend and veteran cop exhibits concerning behavior. The annual random drug testing puts a doctor's career in jeopardy.

Episode 9 | Secret Santa Has a Gift for You

The outcome of Will's investigation weighs heavily on his mind as he and Dylan work to save a four-month-old patient. Stevie and Vanessa both struggle to keep their secrets. Crockett and Blake work with Abrams to save a patient in...

Episode 10 | No Good Deed Goes Unpunished... in Chicago

In the aftermath of the Vas-COM scandal, Goodwin clashes with the hospital's new compliance officer. Crockett and Blake try to save a patient whose son has severe autism. A patient's son lies to his father about his diagnosis.

Episode 11 | The Things We Thought We Left Behind

Crockett and Blake clash with Randall when a famous alcoholic football player needs a liver transplant. Dylan is reluctantly reunited with old friends when their son breaks his arm. Stevie and Charles work together when a patient ...

Episode 12 | What You Don't Know Can't Hurt You

Will and Stevie get stuck in the middle of a marital face-off. Dr. Blake's entire surgical team mysteriously collapses during a liver transplant. Charles encourages Ethan to reconcile with his father.

Episode 13 | Reality Leaves a Lot to the Imagination

Dylan and Archer diagnose a pregnant woman with a serious infection. Maggie receives shocking news. Will and Charles question an elderly patient's Alzheimer's diagnosis. In an effort to help, Crockett takes a risk.

Episode 14 | All the Things That Could Have Been

Goodwin assigns Med's new compliance officer to a patient with a long-hauler COVID condition. Maggie helps Halstead treat a patient who's been in an iron lung for 60 years.

Episode 15 | Things Meant to Be Bent Not Broken

Dylan's cop instincts come to life when he suspects his patient may be a drug dealer. Charles and Vanessa help a patient who believes she's infested with parasites. Crockett and Blake are paired with an arrogant surgeon.

Episode 16 | May Your Choices Reflect Hope, Not Fear

Will helps a patient with long-haul COVID symptoms. Vanessa reflects on her dating life when she learns that a patient's daughter is having an arranged marriage. A new family is born out of tragedy.

Episode 17 | If You Love Someone, Set Them Free

Rival gangs bring their war to Med; Halstead and Charles work with a teenage brain cancer patient who's refusing treatment; tensions run high in the OR when a patient's transplanted uterus fails.

Episode 18 | Judge Not, for You Will Be Judged

Archer and Asher come into conflict over a patient with close ties to Goodwin. After a patient is shot during a burglary, Scott and Marcel help with the investigation.

Episode 19 | Like a Phoenix Rising from the Ashes

Will and Hannah try to save a surrogate's baby; a former patient of Lonnie's goes on a hunger strike; Ethan and Archer help a patient with ties to Ethan's late father; Dylan and Maggie are stumped by a drunk patient who claims to ...

Episode 20 | End of the Day, Anything Can Happen

Dylan helps the daughter of a mob boss. A grandmother comes to Med desperate to save her grandson. Ethan struggles with some shocking news about his father. Will and Vanessa care for Maggie's high school classmate.

Episode 21 | Lying Doesn't Protect You from the Truth

Dylan and Ethan treat a patient shot during a drug raid. Charles and Vanessa work together to properly diagnose a motivational speaker. Will and Hannah must turn to Crockett for help with a patient who's pregnant.

Episode 22 | And Now We Come to the End

Will and Hannah clash over a patient in need of a kidney transplant. Crockett is faced with a tough decision when Blake is in surgery. Ethan and Archer treat the son of Med's general counsel. Med's family grows.