1 Season
16 Episode
The One and Only - Season 1 (2022)
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.
- Country : South Korea
- Genre : Drama
- Studio : JTBC
- Director : Moon Jung-min
- Cast : Ahn Eun-jin, Kim Kyung-nam, Kang Ye-won, Joy, Goh Doo-shim, Jang Hyun-sung