Carol Kenney enthusiastically begins her first day as an internal medicine intern, but has a rocky start.

When Carol treats an elderly patient with a fever, and her tests are inconclusive, Carol must find a way to work around Dr. Jacobs.

While the other interns battle over who gets the patient with a fascinating and rare problem turns out to be something more than it seems.

When Dr. Jacobs collapses after running a marathon, Carol becomes her doctor and they clash over her course of treatment.

When Carol has her first solo overnight shift at the hospital, Dr. Frost’s involvement become a more than Carol bargained for.

The hospital is abuzz when Carol is assigned to care for a star college football player with a broken rib.

When the other interns begin to feel the strain of being first-year residents, Carol tries to help with lessons learned from years as a working mom.

Carol’s dear friend Phyllis is admitted to the hospital, and Carol jealously witnesses what retirement would have looked like for her.

As the hospital hosts therapy dogs to help care for their patients, Carol helps Lexie when the emotional burden of being a doctor becomes too “ruff.”

Carol excitedly plans an early Christmas celebration for Jenny, but Jenny’s preoccupied with her secret first date with Daniel.

Carol pretends to be an attending doctor in order to get her patient into the ICU.

When the interns are given performance evaluations by Dr. Frost and Dr. Jacobs, everyone takes the critique well except for Carol.

Lexie and Jenny tease Carol when her kind neighbor shows that he has a crush on her. Dr. Frost suggests that the interns forgo using technology.

When Carol learns about Lexie’s secret hobby, she also finds out an even bigger secret. Caleb goes to battle with an insurance company.

When Carol’s patient finally makes the liver donation list, she is upset by the lack of emotion from his transplant surgeon, Dr. Lewis.

After Carol’s patient’s transplant surgery is deemed a success, the interns tease her mercilessly about her obvious crush on the surgeon, Dr. Lewis.

When the interns tease Carol that her relationship with Dr. Lewis, Carol tries to sabotage his chance at winning a romantic getaway for them.

Carol is selected to present a case to the hospital. Dr. Lewis asks her to reconsider because it could affect his chance of becoming chief of staff.