
A recalcitrant, delinquent teen girl meets a compassionate teacher, who inspires her to alter her path and become a street-savvy neurosurgeon.

Yoo Hye Jung, a rebellious teenager, ends up in the care of her grandmother. She doesn't back down from anyone, whether adults, another youth, or even gang members. Unfortunately, she butts heads with Professor Hong Ji-Hong who turns out to be her new classroom teacher.

Jo-Hong takes a new approach in instructing Hye Jung. When Ji-hong and Hye-Jung save a pregnant woman, she becomes inspired and decides to change her life around. Hye-Jung finds friendship in Chun Soon-hee and Jin Seo-woo.

Seo-Woo's jealousy leads to drastic events and destroys the friendship bonds. Soon-Hee stays loyal to Hye-Jung. Kang Mal-Soon, Hye-Jung's grandmother, goes in for an operation. Ji Hong tenders his resignation as a teacher.

13 years after the big rift, Hye-Jung transfers to Gul Il Medical Center as a Surgeon. Although happy to reunite with her friend, Soon-Hee, she is not welcomed by everyone. She starts off on the bad side of Dr. Jung Yoon-Do and some old enemies.

Ji-Hong and Hye-Jung have a sparring match and later confesses his feelings to her. Director Myung-Ho plots to maintain and solidify his control over the hospital. Hye-Jung discovers a suspicious person.

Hye-Jung asks Ji Hong to retrieve a patient's file that she does not have access to. Hye-Jung is surprised by a new patient. Ji-Hong steps up his courtship game.

As budding romances start budding and dying, things start popping at Soon-Hee's "Sooni Hawaii" cafe. Ji-Hong takes on a special patient. Hye-Jung is surprised by an old friend which leaves Yoon-Do and Ji-Hong feeling jealous.

Soo-Chul is badly injured in a motorcycle accident. Doo-Shik attempts to clear his reputation. Lee-Soo-Jung, an Olympic Gold Medalist, undergoes surgery. Yoo Min-Ho attempts to reestablish family ties with Hye-Jung. A celebration party at Sooni Hawaii takes a drastic turn.

A quality fishing trip gets broken up when news of a unannounced National Tax Service inspection on the hospital is received. Hye-Jung grants Intern Kang-Soo and Nurse Hyun Soo-Jin a special favor.

Hye-Jung is called in for questioning by Internal Affairs. The staff prepares for the upcoming surgery for Hong Doo-Shik, Ji-Hong's father.
Created by: Ha Myung-hee
Available on: SBS