Seasons & Episodes
Season 1
20 episodes
E01
Senior Year
Ordinary high school student Bong Seok hides a secret.Â
E02
Booyang: Family Support, Levitation
Mi Hyun hides Bong Seok's superpowers, but the mysterious incidents on social media make her anxious.
E03
1+1
The closer Bong Seok grows to Hee Soo, the more risk of exposure he draws.
E04
The Secret
Bong Seok's secret is exposed and Hee Soo walks him home. Frank searches for his third target.Â
E05
Recall
Hee Soo assures Bong Seok that his secret is safe by revealing her own secret.
E06
Bungaeman
Jeon Gyu Do's past is revealed. The NIS finds out information about Frank.
E07
The Stranger
Frank recalls his past as he eliminates his targets. After Frank's visit, Mi Hyun suppresses her son.
E08
Black
In 1994, Mi Hyun approaches black ops agent Kim Doo Sik at Min Yong Joon's orders.
E09
Humanists
Doo Sik and Mi Hyun grow closer, and Doo Sik suggests that they deceive Min Yong Joon.
E10
The Monster
Joo Won, who leads his gang with his monstrous abilities, is betrayed and becomes a fugitive.Â
E11
Romanticist
Ji Hee gradually opens up to Joo Won.Â
E12
Partners
Doo-sik shows up at Mi-hyun's apartment with a plan to escape Deputy Director Min for good.
E13
Jang Juwon
After the Black Team disbands, Ju-won is offered a mission by Deputy Director Min to revive the team.
E14
The Idiot
Jae Man tries to save his wife with his strength and Ju Won is sent in to subdue him.Â
E15
N.T.D.P.
Mi Hyun and Ju Won watch the auditorium video and head to Jeong Won High, while Gyedo discovers Ju Hwa.Â
E16
The Man Between
With Mi Hyun's question, Il Hwan reminisces about his past.Â
E17
Awakening
Jun Hwa attacks Hui Soo, and Bong Seok awakens his powers to save her.
E18
South and North
Mi Hyun asks Deok Yoon where Doo Sik is, and he tells her what happened in the North.Â
E19
Final Battle
The fight takes a new turn with the appearance of a new North Korean superbeing, Jae Seok.Â
E20
Graduation Day
Parents and children fight to protect each other. Will this repeated war ever end?
Ryu Seung Ryong
as Jang Joo Won
Han Hyo Joo
as Lee Mi Hyun
Jo In Sung
as Kim Doo Sik
Cha Tae Hyeon
as Jeon Gye Do
Ryoo Seung Bum
as Frank
Kim Sung Kyun
as Lee Jae Man
Kim Hee Won
as Choi Il Hwan
Moon Sung Geun
as Min Yong Joon
Lee Jung Ha
as Kim Bong Seok
Go Yun Jeong
as Jang Hui Su
Kim Do Hoon
as Lee Kang Hoon
