Sung Hae-sung (Yeo Jin-goo) falls victim to a tragic accident, only to wake up 12 years later on the rooftop of his school. There he meets his girlfriend Jung Jung-won (Jung Chae-yeon), now 31 years old, once again. They work together to unravel the mystery of his disappearance.
Also Known As:
Into the New World
Yeo Jin-goo, Lee Yeon-hee, Ahn Jae-hyun
Shin Soo-ho, Lee Si-eon, Kim Jin-woo, Park Jin-joo, Yoon Sun-woo, Kim Ga-eun, Kwak Dong-yeon, Kim Hye-joon, Park Seung-tae, Park Yeong-gyu, Bang Eun-hee, Han So-hee, Kyeon Mi-ri, Kim Byung-se, Ahn Gil-gang, Lee Je-yeon, Kim Hee-jung, Min Joon-ho, Choi Sung-min, Sol-bin, Kim Young-woong, Bae Jin-woong, Jung Wook, Kim Dong-kyoon, Baek Ji-won, Han Eun-seon, Oh Jung-tae, Park Hyun-sook, Kang Sung-min, Seo Yi-sook, Yoon Mi-ra, Jeon Gook-hwan, Jung Chaeyon
19 July 2017 – 21 September 2017
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