The One and Only
152021•1h 5m•6.8/10
Drama
Ratings
🎬TMDb
6.8/10(24)
A contract killer gets entangled with a murder case and three terminally ill women who have each decided to end the life of one person before they die.
Production
KEYEAST, JTBC Studios
Language
KO
Status
Ended
First Aired
December 20, 2021
Last Aired
February 8, 2022
Networks
JTBC
Created By
Moon Jung-min
Where to Watch
Region US · Lang EN
US
No providers available for this region.
Available in Your Library
Seasons & Episodes
Select a season to view episodes. Reddit links may contain spoilers.
Season
E1
The One and Only
Air date: 2021-12-20
E2
Who Are We and Who Do We Become
Air date: 2021-12-21
E3
The Child Inside
Air date: 2021-12-27
E4
Hands
Air date: 2021-12-28
E5
One Person
Air date: 2022-01-03
E6
Face of Love
Air date: 2022-01-04
E7
Greetings
Air date: 2022-01-10
E8
Picnic
Air date: 2022-01-11
E9
Three Women
Air date: 2022-01-17
E10
Sacrifice
Air date: 2022-01-18
E11
Miracle
Air date: 2022-01-24
E12
Anger Becomes an Infection
Air date: 2022-01-25
E13
Hope
Air date: 2022-01-31
E14
Newfound Happiness
Air date: 2022-02-01
E15
Heaven's Color
Air date: 2022-02-08
E16
Memory
Air date: 2022-02-08
Cast
Ahn Eun-jin
Pyo In-sook
Kim Kyung-nam
Min Woo-cheon
Moon Seong-hyun
Min Woo-Cheon (teen)
Kang Ye-won
Kang Se-yeon
JOY
Sung Mi-do
Goh Doo-shim
Yook Sung-ja
Jang Hyun-sung
Pyo Gang-Sun
Seo Yeon-woo
Ha San-A
Ahn Chang-hwan
Shin Tae-il
Choi Young-woo
Park Seung Seon
Han Kyun-yu
Gu Ji-pyo
Do Sang-woo
Cho Shi-young
Lee Bong-ryeon
Hwang Ma-Jin
Jang In-sub
Oh Jin-kyu
Recommended
Checking...
HIS & HERS
2026•
7.3
Checking...
Mare of Easttown
2021•
8.2
Checking...
The Beast in Me
2025•
7.1
Checking...
Good Girls
2018•
7.8
Checking...
56 Days
2026•
7.3
Checking...
Grotesquerie
2024•
7.3
Checking...
Servant
2019•
7.5
Checking...
The Staircase
2022•
7.0
Checking...
Mary Kills People
2017•
7.3
Checking...
Siren's Kiss
2026•
7.1
Checking...
Ambitions
2019•
7.4
Checking...
Forever
2014•
7.8
Similar TV Shows
Checking...
Master's Sun
2013•
8.0
Checking...
Murder in Mind
2001•
8.3
I Can't Stop
Checking...
I Can't Stop
2009•
2.0
Checking...
I Wanna Hear Your Song
2019•
5.0
Checking...
The Lost Tomb 2: Explore with the Note
2019•
7.4
Checking...
White Lines
2020•
6.6
Checking...
MALICE
2023•
8.6
Checking...
Passionate Love
2013•
1.0
Checking...
The Fallen Leaf
2019•
8.3
Checking...
Graveyard
2022•
7.2
Checking...
Medical Investigation
2004•
6.8
Checking...
Profit
1996•
8.0