Ji-O has a special power and a secret, but he doesn't know who he really is. He is chased by mysterious figures, while he tries to find answers to numerous questions that surround him. Goo-Reum is a detective. When she decides on a course of action, she won't change no matter what. Her parents disappeared when she was only a young child. Goo-Reum chases after the truth behind her parents' disappearance. She meets Ji-O and her life changes.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Episode 1 | 2021-02-01 | 90 min |
| Season 1 | Episode 2 | Episode 2 | 2021-02-02 | 90 min |
| Season 1 | Episode 3 | Episode 3 | 2021-02-08 | 90 min |
| Season 1 | Episode 4 | Episode 4 | 2021-02-09 | 90 min |
| Season 1 | Episode 5 | Episode 5 | 2021-02-15 | 90 min |
| Season 1 | Episode 6 | Episode 6 | 2021-02-16 | 90 min |
| Season 1 | Episode 7 | Episode 7 | 2021-02-22 | 90 min |
| Season 1 | Episode 8 | Episode 8 | 2021-02-23 | 90 min |
| Season 1 | Episode 9 | Episode 9 | 2021-03-01 | 90 min |
| Season 1 | Episode 10 | Episode 10 | 2021-03-02 | 90 min |
| Season 1 | Episode 11 | Episode 11 | 2021-03-08 | 90 min |
| Season 1 | Episode 12 | Episode 12 | 2021-03-09 | 90 min |
| Writing | Chun Sung-il | Writer |
| Directing | Kim Hong-sun | Director |
