Ha Na and Doo Na were twin sisters who were very close to each other until Doo Na died a terrible death. One day, the usually bright and energetic Ha Na finds herself changing. She has superhuman strength and can do things that nobody can. Ha Na realizes that Doo Na's spirit has inhabited her body. Shin Ryu, a criminal psychoanalyst, uses Ha Na's powers to kill people that cannot be punished by the law.
| Title | Air Date | Duration | ||
|---|---|---|---|---|
| Season 1 | Episode 1 | Episode 1 | 2019-03-06 | 80 min |
| Season 1 | Episode 2 | Episode 2 | 2019-03-07 | 80 min |
| Season 1 | Episode 3 | Episode 3 | 2019-03-13 | 80 min |
| Season 1 | Episode 4 | Episode 4 | 2019-03-14 | 80 min |
| Season 1 | Episode 5 | Episode 5 | 2019-03-20 | 80 min |
| Season 1 | Episode 6 | Episode 6 | 2019-03-21 | 80 min |
| Season 1 | Episode 7 | Episode 7 | 2019-03-27 | 80 min |
| Season 1 | Episode 8 | Episode 8 | 2019-03-28 | 80 min |
| Season 1 | Episode 9 | Episode 9 | 2019-04-03 | 80 min |
| Season 1 | Episode 10 | Episode 10 | 2019-04-04 | 80 min |
| Season 1 | Episode 11 | Episode 11 | 2019-04-10 | 80 min |
| Season 1 | Episode 12 | Episode 12 | 2019-04-11 | 80 min |
| Season 1 | Episode 13 | Episode 13 | 2019-04-17 | 80 min |
| Season 1 | Episode 14 | Episode 14 | 2019-04-18 | 80 min |
| Season 1 | Episode 15 | Episode 15 | 2019-04-24 | 80 min |
| Season 1 | Episode 16 | Episode 16 | 2019-04-25 | 80 min |
| Writing | Ko Eun-nim | Screenplay |
| Directing | Kim Sang-ho | Director |
| Directing | Kang Dae-sun | Director |
| Writing | Ahn Eun-ah | Screenplay |
