Episode 1
Episode 1
1h 3m9.0 / 10
Risking lawsuits to save lives, surgeon Lee Hae-seong clashes with the hospital director, Park Geon.
Where to watch D-Day
TV series
D-Day
20151 season5.8 / 10
When a natural disaster strikes Seoul, a team of medical doctors and emergency personnel struggle to deal with its aftermath.
Streaming, rental and purchase options
Where to watch in United States
Checked Nov 7, 2026
D-Day is available to stream on Rakuten Viki in United States. Use the direct links below to open the provider.
Watch free
Synopsis
When a natural disaster strikes Seoul, a team of medical doctors and emergency personnel struggle to deal with its aftermath.
Season 1 episodes
Choose an episode, then use the watch options above for the show.
Episode 2
Episode 2
1h 2m9.0 / 10
A sudden explosion creates numerous casualties; Hae-seong, Ttol-mi, and Ji-na are all on the scene.
Where to watch D-Day
Episode 3
Episode 3
1h 5m9.0 / 10
A 6.5 earthquake hits the city of Seoul; Hae-seong and Ttol-mi attempt to treat the injured.
Where to watch D-Day
Episode 4
Episode 4
1h 3m8.0 / 10
There are people who are still alive under a pile of concrete; Hae-seong makes a difficult decision.
Where to watch D-Day
Episode 5
Episode 5
1h 1m9.0 / 10
Doctors perform triage on the victims, but Director Park and Han U-jin have a different plan.
Where to watch D-Day
Episode 6
Episode 6
1h 3m
Mirae Hospital is running out of electricity, and Director Park prepares for a complete shutdown.
Where to watch D-Day
Episode 7
Episode 7
1h 4m9.0 / 10
After going to search for a blood bank, Hae-seong returns to Mirae Hospital injured and unconscious.
Where to watch D-Day
Episode 8
Episode 8
1h 3m9.0 / 10
The hospital depletes its resources, yet rescues continue and victims pour in.
Where to watch D-Day
Episode 9
Episode 9
1h 4m9.0 / 10
U-jin complains of dizziness; a crisis strikes the ER as multiple patients go into cardiac arrest.
Where to watch D-Day
Episode 10
Episode 10
1h9.0 / 10
Director Park and Kang Ju-ran, head of ER, argue over whether to close the hospital.
Where to watch D-Day
Episode 11
Episode 11
1h 2m9.0 / 10
While treating an elderly man and a young boy, Hae-seong experiences severe anxiety symptoms.
Where to watch D-Day
Episode 12
Episode 12
1h 3m9.0 / 10
Hae-seong locks himself up in his room; Director Park vows to make him pay for his misjudgment.
Where to watch D-Day
Episode 13
Episode 13
1h 2m9.0 / 10
Hae-seong studies to tackle a complicated surgery that no other doctor is willing to perform.
Where to watch D-Day
Episode 14
Episode 14
1h 2m9.0 / 10
Director Park is asked to perform neurosurgery on a VIP patient who is in critical condition.
Where to watch D-Day
Episode 15
Episode 15
1h 2m
Director Park calls for an executive meeting to discuss Hae-seong's qualifications.
Where to watch D-Day
Episode 16
Episode 16
1h 2m
Director Park's struggle for power turns into a battle of pride between himself and Hae-seong.
Where to watch D-Day
Episode 17
Episode 17
1h 1m
Congressman Gu Ja-hyeok gets into a confrontation with the head of the fire crew.
Where to watch D-Day
Episode 18
Episode 18
1h 2m
Not able to trust another doctor with her father, Ttol-mi pleads for Hae-seong's help.
Where to watch D-Day
Episode 19
Episode 19
1h 3m
Mirae Hospital's doctors return to work; Director Park plans his revenge against Hae-seong.
Where to watch D-Day
Episode 20
Episode 20
1h 3mfinale
Hae-seong faces the hardest decision he's had to make since he became a doctor.
Where to watch D-DayEpisode information updated Nov 14, 2026
More about D-Day
Cast
Kim Young-kwangLee Hae Sung
Jung So-minJung Ddol Mi
Ha Seok-jinHan Woo Jin
Kim Jung-hwaEun So Yool
Kim Sang-hoChoi Il Sup
Kim Hye-eunKang Joo Ran
Yoon Joo-heePark Ji Na
Lee Kyung-youngPark GunCredits
- Written by
- Hwang Eun-kyung
Production details
- Status
- Ended
- Series type
- Scripted
- Episodes
- 20
- Original language
- Korean
- Original title
- 디 데이
Networks & production
JTBCSouth Korea
SM Culture & ContentsSouth Korea
Themes
corruptiondisasterdoctorearthquakehospitalmedical dramanatural disasterromance
