Episodes

Season 1, 20 episodes

Episode 1: Senior Year
- 41m
- Aug 9, 2023
Ordinary high school student Bong-seok hides a secret.
Episode 2: Booyang: Family Support, Levitation
- 44m
- Aug 9, 2023
Mi-hyun hides Bong-seok's superpowers, but the mysterious incidents on social media make her anxious.
Episode 3: 1+1
- 41m
- Aug 9, 2023
The closer Bong-seok grows to Hui-soo, the more risk of exposure he draws
Episode 4: The Secret
- 42m
- Aug 9, 2023
Bong-seok's secret is exposed and Hui-soo walks him home. Frank searches for his third target.
Episode 5: Recall
- 49m
- Aug 9, 2023
Hui-soo assures Bong-seok that his secret is safe by revealing her own secret.
Episode 6: Bungaeman
- 58m
- Aug 9, 2023
Jeon Gye-do's past is revealed. The NIS finds out information about Frank.
Episode 7: The Stranger
- 58m
- Aug 9, 2023
Frank recalls his past as he eliminates his targets. After Frank's visit, Mi-hyun suppresses her son.
Episode 8: Black
- 54m
- Aug 16, 2023
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.
Episode 9: Humanists
- 46m
- Aug 16, 2023
Doo-sik and Mi-hyun grow closer, and Doo-sik suggests that they deceive Min Yong-jun.
Episode 10: The Monster
- Now playing
- 52m
- Aug 23, 2023
Ju-won, who leads his gang with his monstrous abilities, is betrayed and becomes a fugitive.
Episode 11: Romanticist
- 51m
- Aug 23, 2023
Ji-hee gradually opens up to Ju-won.
Episode 12: Partners
- 54m
- Aug 30, 2023
Doo-sik shows up at Mi-hyun's apartment with a plan to escape Deputy Director Min for good.
Episode 13: Jang Ju-won
- 54m
- Aug 30, 2023
After the Black Team disbands, Ju-won is offered a mission by Deputy Director Min to revive the team.
Episode 14: The Idiot
- 51m
- Sep 6, 2023
Jae-man tries to save his wife with his strength and Ju-won is sent in to subdue him.
Episode 15: N.T.D.P.
- 45m
- Sep 6, 2023
Mi-hyun and Ju-won watch the auditorium video and head to Jeongwon High, while Gye-do discovers Jun-hwa.
Episode 16: The Man Between
- 42m
- Sep 13, 2023
With Mi-hyun's question, Il-hwan reminisces about his past.
Episode 17: Awakening
- 39m
- Sep 13, 2023
Jun-hwa attacks Hui-soo, and Bong-seok awakens his powers to save her.
Episode 18: South and North
- 43m
- Sep 20, 2023
Mi-hyun asks Deok-yoon where Doo-sik is, and he tells her what happened in the North.
Episode 19: Final Battle
- 45m
- Sep 20, 2023
The fight takes a new turn with the appearance of a new North Korean superbeing, Jae-seok.
Episode 20: Graduation Day
- 46m
- Sep 20, 2023
Parents and children fight to protect each other. Will this repeated war ever end?