Dark Hole
Inside the Black Smoke (1x4)
Air date: May 08, 2021
Hwa Sun and Do Yoon make it to the safety of Muji High School. However, they get confronted by Mr. Choi, who thinks they are a threat to everyone inside the school. At Muji Hospital, Tae Han attempts to rescue survivors on the fourth floor with Officer Park and Officer Cho. Meanwhile, Hwa Sun has a dream, telling her of another mysterious being with the black smoke.
- Premiered: Apr 2021
- Episodes: 12
- Followers: 4