A natural disaster strikes the city of Seoul. The whole city becomes paralyzed. Doctors and emergency personnel struggle to save the people.
Complete episode guide for D-Day with detailed information about every season and episode including air dates, summaries, ratings, and streaming availability in United States.
This episode guide is organized by seasons, making it easy to track your viewing progress or find specific episodes. Use the episode information to plan your binge-watching sessions or catch up on missed episodes.