Kim Soo Hyun (Lee Bo Young) travels back in time to bring her dead child, Han Sa Byul (Kim Yoo Bin) back to life. Han Ji Hoon (Kim Tae Woo) is her husband, a human rights lawyer who’s passionate about his work.
Meanwhile, Ki Dong Chan (Cho Seung Woo) is a private investigator who helps her when she goes back in time. Hyun Woo Jin (Jung Gyu Woon) is Kim Soo Hyun’s first love, a detective in the violent crimes division.
Director: Lee Dong Hoon
Writer: Choi Ran