S01E011:03:501. Episode 1Risking lawsuits to save lives, surgeon Lee Hae-seong clashes with the hospital director, Park Geon.

D-Day Season 1 – Watch online
20 episodes · since September 18, 2015
All episodes of season 1 of D-Day: summaries, air dates, ratings and legal platforms (dubbed or subtitled depending on the platform).
S01E011:03:501. Episode 1Risking lawsuits to save lives, surgeon Lee Hae-seong clashes with the hospital director, Park Geon.
S01E021:02:562. Episode 2A sudden explosion creates numerous casualties; Hae-seong, Ttol-mi, and Ji-na are all on the scene.
S01E031:05:263. Episode 3A 6.5 earthquake hits the city of Seoul; Hae-seong and Ttol-mi attempt to treat the injured.
S01E041:03:374. Episode 4There are people who are still alive under a pile of concrete; Hae-seong makes a difficult decision.
S01E051:01:235. Episode 5Doctors perform triage on the victims, but Director Park and Han U-jin have a different plan.
S01E061:03:536. Episode 6Mirae Hospital is running out of electricity, and Director Park prepares for a complete shutdown.
S01E071:04:557. Episode 7After going to search for a blood bank, Hae-seong returns to Mirae Hospital injured and unconscious.
S01E081:03:308. Episode 8The hospital depletes its resources, yet rescues continue and victims pour in.
S01E091:04:489. Episode 9U-jin complains of dizziness; a crisis strikes the ER as multiple patients go into cardiac arrest.
S01E101:00:2610. Episode 10Director Park and Kang Ju-ran, head of ER, argue over whether to close the hospital.
S01E111:02:1211. Episode 11While treating an elderly man and a young boy, Hae-seong experiences severe anxiety symptoms.
S01E121:03:3812. Episode 12Hae-seong locks himself up in his room; Director Park vows to make him pay for his misjudgment.
S01E131:02:0813. Episode 13Hae-seong studies to tackle a complicated surgery that no other doctor is willing to perform.
S01E141:02:1114. Episode 14Director Park is asked to perform neurosurgery on a VIP patient who is in critical condition.
S01E151:02:2515. Episode 15Director Park calls for an executive meeting to discuss Hae-seong's qualifications.
S01E161:02:1916. Episode 16Director Park's struggle for power turns into a battle of pride between himself and Hae-seong.
S01E171:01:0917. Episode 17Congressman Gu Ja-hyeok gets into a confrontation with the head of the fire crew.
S01E181:02:4818. Episode 18Not able to trust another doctor with her father, Ttol-mi pleads for Hae-seong's help.
S01E191:03:2619. Episode 19Mirae Hospital's doctors return to work; Director Park plans his revenge against Hae-seong.
S01E201:03:2520. Episode 20Hae-seong faces the hardest decision he's had to make since he became a doctor.Where to stream D-Day Season 1
Availability provided by JustWatch via TMDB, details on TMDB. Offers in the United States, subject to change.
About season 1
Season 1 of D-Day has 20 episodes, aired from September 18, 2015 to November 21, 2015 on JTBC. Episodes run 63 minutes on average. The highest rated episode is “Episode 1” (S01E01, 9.0/10).
Frequently asked questions about D-Day Season 1
How many episodes are in D-Day Season 1?
D-Day Season 1 has 20 episodes.
When did D-Day Season 1 air?
The first episode aired on September 18, 2015 and the last one on November 21, 2015.
Where to watch D-Day Season 1 online?
In the United States, D-Day is available with a subscription on Kocowa Amazon Channel and Kocowa, for free with ads on Rakuten Viki (source: JustWatch via TMDB, offers subject to change). Availability of each season depends on the platform.