
Pushed together by twists of time, a Joseon doctor and a cardiac surgeon overcome their 400-year divide as they learn and heal through each other.

Heo Im becomes a criminal and is chased. In Seoul 400 years later, he is captivated by Yeon-kyung.

Due to Heo's mistake, Ha-ra can't get surgery at the hospital. Her heart stops in front of him.

Heo is mistakenly taken to the police. Yeon-kyung later learns his act and takes him to the house.

Heo returns to Chosun and rescues her from a crisis. She trusts him, but soon, Doo-chil debunks him.

Shunned by Yeon-kyung, Heo cuts hair and decides to get a job as a doctor of Oriental medicine.

Despite Heo's help, Yeon-kyung desperately asks him to disappear as he might have caused her trauma.

Heo appears in front of Yeon-kyung as a perfect Seoul man. To her, he confesses his true feelings.

Heo Im and Yeon-kyung confront Japanese soldiers in Chosun. He reunites with Heo Jun in Hanyang.

Heo is falling out of love despite her effort. His patient escapes and is taken to the hospital.

Yeon-kyung conveys her feeling, but Heo ignores. Ha-ra, once discharged, comes back to the hospital.

Heo Im and Yeon-kyung are escaping from the war. Shocked by Ha-ra's death, she can't treat patients.

Returning to Seoul alone, Heo Im struggles to return to Chosun. He finds Yeon-kyung stabbed.

Heo returns to the clinic, where Yeon-kyung is. But they face an unexpected crisis amid happiness.

Heo and Yeon-kyung begin to date. But soon, Seong-tae proposes a dangerous deal to struggling Heo.

Returning to Chosun, Heo Im and Heo Jun treat patients. Jun tells Heo the secret of needle case.

Heo and Yeon-kyung decide to break up. He goes to her to say goodbye. Only 3 days are given to them.