1

Eps 1: Private Gambling Hall (1)

2

Eps 2: Private Gambling Hall (2)

3

Eps 3: Abandoned Hospital (1)

4

Eps 4: Abandoned Hospital (2)

5

Eps 5: Korea Genome Bank (1)

6

Eps 6: Korea Genome Bank (2) / Evil Prison (1)

7

Eps 7: Evil Prison (2)

8

Eps 8: Evil Prison (3)

9

Eps 9: Bunker (1)

10

Eps 10: Bunker (2)

11

Eps 11: Taeyang Girls' High School (1)

12

Eps 12: Taeyang Girls' High School (2)

13

Eps 13: Season 1 Review

1

Eps 1: Mirae University (1)

2

Eps 2: Mirae University (2)

3

Eps 3: Buam-dong Residence (1)

4

Eps 4: Buam-dong Residence (2)

5

Eps 5: Mugan Prison (1)

6

Eps 6: Mugan Prison (2)

7

Eps 7: Hope Institute (1)

8

Eps 8: Hope Institute (2)

9

Eps 9: St. Matthew Jo's Psychiatric Hospital (1)

10

Eps 10: St. Matthew Jo's Psychiatric Hospital (2)

11

Eps 11: Murder Prison (1)

12

Eps 12: Murder Prison (2)

1

Eps 1: Time Machine Laboratory (1)

2

Eps 2: Time Machine Laboratory (2)

3

Eps 3: Zombie Factory (1)

4

Eps 4: Zombie Factory (2)

5

Eps 5: Dark Villa (1)

6

Eps 6: Dark Villa (2)

7

Eps 7: Achaland (1)

8

Eps 8: Achaland (2)

9

Eps 9: Bread Factory (1)

10

Eps 10: Bread Factory (2)

11

Eps 11: Mysterious Bunker

12

Eps 12: Back To The Gyeongseong

13

Eps 13: Season 3 Review