20 episodes · first aired 2023-08-09
| Still | # | Title | Overview | Air date | Rating |
|---|---|---|---|---|---|
 | 01 | Senior Year 2023-08-09 | Ordinary high school student Bong-seok hides a secret. | 2023-08-09 | 8.2 |
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Ratings shown are community scores. Once OMDB is wired, these become per-episode IMDB values.
| 02 |
Booyang: Family Support, Levitation 2023-08-09 |
Mi-hyun hides Bong-seok's superpowers, but the mysterious incidents on social media make her anxious. |
| 2023-08-09 |
| 8.4 |
 | 03 | 1+1 2023-08-09 | The closer Bong-seok grows to Hui-soo, the more risk of exposure he draws | 2023-08-09 | 8.5 |
 | 04 | The Secret 2023-08-09 | Bong-seok's secret is exposed and Hui-soo walks him home. Frank searches for his third target. | 2023-08-09 | 8.4 |
 | 05 | Recall 2023-08-09 | Hui-soo assures Bong-seok that his secret is safe by revealing her own secret. | 2023-08-09 | 8.8 |
 | 06 | Bungaeman 2023-08-09 | Jeon Gye-do's past is revealed. The NIS finds out information about Frank. | 2023-08-09 | 8.4 |
 | 07 | The Stranger 2023-08-09 | Frank recalls his past as he eliminates his targets. After Frank's visit, Mi-hyun suppresses her son. | 2023-08-09 | 8.7 |
 | 08 | Black 2023-08-16 | In 1994, Mi-hyun is ordered by Deputy Director Min Yong-jun to get close to and learn about the thought process of black ops agent Kim Doo-sik. | 2023-08-16 | 9.0 |
 | 09 | Humanists 2023-08-16 | Doo-sik and Mi-hyun grow closer, and Doo-sik suggests that they deceive Min Yong-jun. | 2023-08-16 | 8.6 |
 | 10 | The Monster 2023-08-23 | Ju-won, who leads his gang with his monstrous abilities, is betrayed and becomes a fugitive. | 2023-08-23 | 7.5 |
 | 11 | Romanticist 2023-08-23 | Ji-hee gradually opens up to Ju-won. | 2023-08-23 | 9.2 |
 | 12 | Partners 2023-08-30 | Doo-sik shows up at Mi-hyun's apartment with a plan to escape Deputy Director Min for good. | 2023-08-30 | 8.5 |
 | 13 | Jang Ju-won 2023-08-30 | After the Black Team disbands, Ju-won is offered a mission by Deputy Director Min to revive the team. | 2023-08-30 | 8.5 |
 | 14 | The Idiot 2023-09-06 | Jae-man tries to save his wife with his strength and Ju-won is sent in to subdue him. | 2023-09-06 | 8.8 |
 | 15 | N.T.D.P. 2023-09-06 | Mi-hyun and Ju-won watch the auditorium video and head to Jeongwon High, while Gye-do discovers Jun-hwa. | 2023-09-06 | 8.5 |
 | 16 | The Man Between 2023-09-13 | With Mi-hyun's question, Il-hwan reminisces about his past. | 2023-09-13 | 7.0 |
 | 17 | Awakening 2023-09-13 | Jun-hwa attacks Hui-soo, and Bong-seok awakens his powers to save her. | 2023-09-13 | 9.0 |
 | 18 | South and North 2023-09-20 | Mi-hyun asks Deok-yoon where Doo-sik is, and he tells her what happened in the North. | 2023-09-20 | 9.0 |
 | 19 | Final Battle 2023-09-20 | The fight takes a new turn with the appearance of a new North Korean superbeing, Jae-seok. | 2023-09-20 | 8.5 |
 | 20 | Graduation Day 2023-09-20 | Parents and children fight to protect each other. Will this repeated war ever end? | 2023-09-20 | 8.8 |
