Ji-na uncovers the secret behind Cheol's death, while Kyung-min visits the police.
Sous-titres: English
Saison 1
S01:E01 - Episode 1
Kyung-min leaves a message for Jong-seok at the crime scene. Ji-na relays it, reuniting them after twenty years.
S01:E02 - Episode 2
Jong-seok helps Ji-na investigate and discovers Kyung-min used an alias. Meanwhile, Kyung-min seeks revenge on his former abuser, Ahn Jung-hee.
S01:E03 - Episode 3
Kyung-min leaves a second message for Jong-seok at a murder scene, triggering painful memories of past bullying.
S01:E04 - Episode 4
A special task force forms as Jong-seok and Ji-na pursue Kyung-min.
S01:E05 - Episode 5
Humiliated by a mysterious man, Ji-na questions Jong-seok, who reveals he was also a bullying victim. A video of Kang-min in captivity arrives for Jong-seok.
S01:E06 - Episode 6
Jong-seok and Ji-na discover Kang-min's location. Kyung-min revives his memory with a quiz and questions Kang-min about Cheol.
S01:E11 - Episode 11
Ji-na uncovers the secret behind Cheol's death, while Kyung-min visits the police.
S01:E12 - Episode 12
Jong-seok desperately chases Kyung-min, while Ji-na follows to prevent another death.