
Since that day, their dreams became a window connecting two worlds.
A high-school teacher in 1983 and a detective in 2015 join forces through their dreams to change the perilous fate of the woman they both love—30 years apart.
Im Soo-jungYoon-jung / So-eun
Cho Jung-seokJi-hwan
Lee Jin-ukDetective Gun-woo
Jung Jin-youngDetective Kang
Lee Ki-wooDetective Lee
On Ju-wanTeacher Park
Lee Tae-riKang Seung-bum
Chun Sin-hwanBiology Teacher
Kim Bo-raChoi Hyeon-ju
Shin Ji-sooNice Schoolgirl
Jung Woong-inKang Hyeong-chulKim Won-jinDetective Yeo-ju
Im Ye-jinVice Principal
Park Jun-gyuReal Estate Man
Kang Bo-minHostage Woman