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Series Regulars (20)
Jinyoung
as Lee Ahn
16 episodes
Shin Ye-eun
as Yoon Jae In
16 episodes
Kim Kwon
as Kang Sung Mo
16 episodes
Kim Da-som
as Eun Ji Soo
16 episodes
Cho Byeong-kyu
as Kang Sung Mo (young)
16 episodes
Jeon Mi-seon
as Kang Eun-ju
16 episodes
Go Youn-jung
as Kim So-hyun
16 episodes
Ro Jong-hyun
as Lee Dae-bong
16 episodes
Jeong Seok-yong
as Yoon Tae-ha
16 episodes
Jang Eui-soo
as Lee Seung-yong
16 episodes
Lee Seung-joon
as Kang Geun-taek
16 episodes
Sa Kang
as Hong Soo-yeon
16 episodes
Kim Hyo-jin
as Oh Sook-ja
16 episodes
Kim Ki-moo
as Hong Jeong-soo
16 episodes
Uhm Hyo-seop
as Eun Byeong-ho
16 episodes
Kim Won-hae
as Math Teacher
16 episodes
Park Cheol-min
as Nam Dae-nam
16 episodes
Choo Ye-jin
as Eun Ji Su [Teen]
16 episodes
Kim Sung Jun
as Lee Dae Bong [Young]
16 episodes
Jo Hye-joo
16 episodes
Directing (2)
Writing (2)
Production (1)
3.8
Ended
Network
tvNComedyMysterySci-Fi & FantasyDrama
59 min / episode
Korean
Cast & Crew
Series Regulars (20)
Jinyoung
as Lee Ahn
16 episodes
Shin Ye-eun
as Yoon Jae In
16 episodes
Kim Kwon
as Kang Sung Mo
16 episodes
Kim Da-som
as Eun Ji Soo
16 episodes
Cho Byeong-kyu
as Kang Sung Mo (young)
16 episodes
Jeon Mi-seon
as Kang Eun-ju
16 episodes
Go Youn-jung
as Kim So-hyun
16 episodes
Ro Jong-hyun
as Lee Dae-bong
16 episodes
Jeong Seok-yong
as Yoon Tae-ha
16 episodes
Jang Eui-soo
as Lee Seung-yong
16 episodes
Lee Seung-joon
as Kang Geun-taek
16 episodes
Sa Kang
as Hong Soo-yeon
16 episodes
Kim Hyo-jin
as Oh Sook-ja
16 episodes
Kim Ki-moo
as Hong Jeong-soo
16 episodes
Uhm Hyo-seop
as Eun Byeong-ho
16 episodes
Kim Won-hae
as Math Teacher
16 episodes
Park Cheol-min
as Nam Dae-nam
16 episodes
Choo Ye-jin
as Eun Ji Su [Teen]
16 episodes
Kim Sung Jun
as Lee Dae Bong [Young]
16 episodes
Jo Hye-joo
16 episodes