Kim Dae-gon

While investigating a serial murder case, Han Tae Joo gets into an incident. When he wakes up, he finds himself back in 1987. To get back to his present world, he must solve the murder case. (imdb)

When the ghost of a woman gains a second chance at life for 49 days, she reappears in front of her remarried husband and young daughter. (Netflix.com)

A mysterious, justice-seeking entity throws chaos into the life of a cop who's willing to overlook ethics and corruption for a promotion. (imdb)