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Episode 1
Disappeared -
Episode 2
Devastated -
Episode 3
Call from the Future -
Episode 4
Prove It To Me! -
Episode 5
The Kidnapper -
Episode 6
The Murderer -
Episode 7
The Chase -
Episode 8
The Mole -
Episode 9
The Suspicion -
Episode 10
The Crucial Place -
Episode 11
The Dead Body -
Episode 12
The Murder -
Episode 13
Kim Jin Ho Takes His Life -
Episode 14
The Clues -
Episode 15
The Gap -
Episode 16
The Arrest -
Episode 17
The Cost of Happiness -
Episode 18
The Only Hope -
Episode 19
Victim's Message -
Episode 20
Ae Ri's Guess -
Episode 21
The Assistance -
Episode 22
Seo Jin's Plan -
Episode 23
Ae Ri's Death -
Episode 24
A Phone Call -
Episode 25
Song Ja Goes Missing -
Episode 26
Seo Jin Gets Arrested -
Episode 27
Do Kyun Threatens Seo Jin -
Episode 28
Hyun Chae Tries to Take Her Revenge -
Episode 29
One Mishap After Another -
Episode 30
The Package -
Episode 31
The Sacrifice -
Episode 32
The Last Call
Kairos 2020
Kim Seo-Jin is a man who is driven only to achieve success in his life. Thanks to his efforts, he is the youngest executive at his company. His life is perfect, with his beautiful violinist wife Kang Hyun-Chae and a daughter. His wonderful life comes to a halt when his young daughter is kidnapped. He falls deep into despair. To change the past, when his daughter was kidnapped, he contacts Han Ae-Ri approximately one month in the past. Han Ae-Ri has busy days with her studies and working a part-time job to make enough money to pay for her sick mother's operation. One day, her mother suddenly goes missing. Han Ae-Ri falls into despair, when Kim Seo-Jin from the future contacts her.
