tvN’s Yumi’s Cells 3 (2026) follows the life of an ordinary office worker who continues to struggle with love despite becoming a star romance author, until a new man comes and brings new sparks into her life, awakening her cell village.
Genre: Romance, Psychological
Based on: the webtoon, Yumi’s Cells by Lee Dong Gun
No of episodes: 14 (S1); 14 (S2); 8 (S3)
Screenwriters: Kim Kyung Ran, Song Jae Jung, Kim Yoon Joo
Director: Lee Sang Yeob
Network: tvN, TVING
Streaming platform: Amazon Prime (S1-2); HBO Max (S3)
Date: September 17, 2021 (S1); June 10, 2022 (S2); April 13, 2026 (3)
Cast (Season 3)
- Kim Go Eun as Kim Yumi
- Kim Jae Won as Shin Soon Rok
- Choi Daniel as Kim Joo Ho
Official poster


Official trailer