D-Day (2015)

D-Day is a South Korean television series that aired on jTBC commencing September 18, 2015, at 20:40 (KST) on Fridays and Saturdays for 20 episodes. Lee Hae-sung (Kim Young-kwang) is a surgeon who is transferred from one of the best hospitals in Seoul to a rundown hospital with no ER. After disobeying his previous hospital director, Park Gun (Lee Geung-young), he then meets Jung Ddol-mi (Jung So-min), an orthopedic resident from Busan who came to Seoul to transfer a patient.

Ddol-mi tries to meet professor Han Woo-jin (Ha Seok-jin), a cold robotics surgeon who works in Hae-seong's old hospital and saved her life when she was younger before going back to Busan. However, she is stuck in Seoul after trying to save a patient. Meanwhile, a sinkhole appears in Seoul followed by a big earthquake that blocks all access to the city, causing phones, electricity, and water to not function. Hae-seong teams up with Ddol-mi to treat people, but soon medicine starts to run out.

Detailed information:

Starring: Kim Young-kwang, Jung So-min, Ha Seok-jin

Original release: September 18 – November 21, 2015

Link to watch: imdb.com/title/tt5145142/