Comedy Drama
7.7/10 2021 · 3 Seasons· 36 Episodes · Ongoing ·KR

Creator: Song Jae-jung, Kim Yoon-joo

Yumi is a 30-year old, ordinary woman who struggles with expressing her feelings. Told from the perspective of the many brain cells in her head, she experiences growth in both her love life, her career, and finds happiness in the small joys of everyday life.

Cast

Kim Go-eun
Kim Go-eun
Kim Yu-mi
Jinyoung
Jinyoung
Yoo Ba-bi
Kim Jae-won
Kim Jae-won
Shin Soon-rok
Ahn Bo-hyun
Ahn Bo-hyun
Ku Woong
Jun Suk-ho
Jun Suk-ho
Ahn Dae-yong
Park Ji-hyun
Park Ji-hyun
Seo Sae-yi
Joo Jong-hyuk
Joo Jong-hyuk
Louis
Choi Daniel
Choi Daniel
Kim Ju-ho
Cho Hye-jeong
Cho Hye-jeong
Baek Na-hee
Mi Ram
Mi Ram
Kang Yi-da
Shin Ye-eun
Shin Ye-eun
Yoo Da-eun
Jung Soon-won
Jung Soon-won
Chief Nam
Lee Yu-bi
Lee Yu-bi
Lee Ruby
Pyo Ji-hoon
Pyo Ji-hoon
Ctrl+Z
Park Se-in
Park Se-in
Producer Jang
Sa Moon-young
Sa Moon-young
Love Cell
Shim Kyu-hyuck
Shim Kyu-hyuck
Reason Cell
Park Ji-yoon
Park Ji-yoon
Emotion Cell
Lee Jang-won
Lee Jang-won
Hunger Cell
An Young-mi
An Young-mi
Sensual Cell

Episodes

Season 2
Season 1 Season 2 Season 3
Yumi’s Cells (2021) S02E01 – Episode 1 S02E01 63m
10 Jun 22
Yumi’s Cells (2021) S02E01 – Episode 1
After breaking up with Woong, Yumi and her cells are struggling to keep her life together. Although she acts as if nothing happened, Yu-mi is suffering from post-breakup syndrome and Ba-bi comforts her. In no time, a Yoo Ba-bi club has formed in the cell village without Yu-mi realizing...
Yumi’s Cells (2021) S02E02 – Episode 2 S02E02 62m
10 Jun 22
Yumi’s Cells (2021) S02E02 – Episode 2
Although Yu-mi was taken aback by Ba-bi's sudden confession, her confidence level shoots up. Yu-mi becomes more preoccupied by Ba-bi and she unconsciously finds herself getting heated up when Ruby sets up a date for Ba-bi.
Yumi’s Cells (2021) S02E03 – Episode 3 S02E03 60m
17 Jun 22
Yumi’s Cells (2021) S02E03 – Episode 3
News of Ba-bi's date puts Yu-mi in despair. Yu-mi wishes he doesn't go on the date. But she couldn't tell him in the end... On the day of Ba-bi's date, Yu-mi falls asleep after feeling perturbed the entire day, when a message from Ba-bi arrives.
Yumi’s Cells (2021) S02E04 – Episode 4 S02E04 67m
17 Jun 22
Yumi’s Cells (2021) S02E04 – Episode 4
Yu-mi's sweet romance with Ba-bi begins... Her new romance leads her onto a new path. When Yu-mi goes to a book cafe with Ba-bi, she is reminded of her long-lost dream. Although she knows it's too late, someone keeps encouraging Yu-mi to pursue her dream.
Yumi’s Cells (2021) S02E05 – Episode 5 S02E05 66m
24 Jun 22
Yumi’s Cells (2021) S02E05 – Episode 5
Yu-mi and Woong meet again during second-hand market meet up. Unlike Woong who thought it was a fateful meeting, Yu-mi is confused by what Woong said in the past as compared to his current situation. While Yu-mi is trying to enjoy her Christmas with Ba-bi, a message from Woong arrives.
Yumi’s Cells (2021) S02E06 – Episode 6 S02E06 65m
24 Jun 22
Yumi’s Cells (2021) S02E06 – Episode 6
Yu-mi works hard from day-to-day as an aspiring writer. Ba-bi visits her house to cheer her on. While the two of them are enjoying their date, an unexpected visit from Yu-mi's parents catches them by surprise... Yu-mi's father begins to openly keep Ba-bi in check.
Yumi’s Cells (2021) S02E07 – Episode 7 S02E07 65m
1 Jul 22
Yumi’s Cells (2021) S02E07 – Episode 7
Unlike her courageous start, Yu-mi continues to taste failure from all her contests. Despite Writer Cell's efforts to keep her mind together by recalling wise sayings, Yu-mi feels dejected at her own lack of talent... At that moment, she receives an offer from Mr. Nam to reinstate her position at Daehan Noodles.
Yumi’s Cells (2021) S02E08 – Episode 8 S02E08 69m
1 Jul 22
Yumi’s Cells (2021) S02E08 – Episode 8
Da-eun, an intern at Daehan Noodles' Jeju branch, likes Ba-bi but she decides to give up when she realizes Ba-bi has Yu-mi. Meanwhile, the chief editor at Julie Literature, Ahn Dae-yong, finds out that Yumi, the writer he picked, is his first love from his college days and believes that this is fate...
Yumi’s Cells (2021) S02E09 – Episode 9 S02E09 66m
8 Jul 22
Yumi’s Cells (2021) S02E09 – Episode 9
Yu-mi starts working with the oddball illustrator Control Z. Although she's on the verge of exploding when Control Z nitpicks at everything, she controls herself to stay professional. When Yu-mi flies to Jeju to spend the new year with Ba-bi, she finds out that Ba-bi is giving up his lease.
Yumi’s Cells (2021) S02E10 – Episode 10 S02E10 59m
8 Jul 22
Yumi’s Cells (2021) S02E10 – Episode 10
After the breakup with Ba-bi, Yu-mi's writing improves greatly thanks to Writer Cell who has become the Prime cell. Now a successful entrepreneur, Woong is surprised to find that Yu-mi is now a writer. When he meets Control Z through a business meeting and learns that he is the illustrator for Yu-mi's works, his heart pounds restlessly...
Yumi’s Cells (2021) S02E11 – Episode 11 S02E11 63m
15 Jul 22
Yumi’s Cells (2021) S02E11 – Episode 11
When Yu-mi hears that Ba-bi has returned to Seoul, she notes down the places that Ba-bi frequently visits to avoid him but ends up running into him at his go-to cafe. Having thought over countless times what he would say to Yu-mi if he meets her again, Ba-bi holds her back...
Yumi’s Cells (2021) S02E12 – Episode 12 S02E12 68m
15 Jul 22
Yumi’s Cells (2021) S02E12 – Episode 12
As the war of nerves between Woong and Ba-bi rages on, Yu-mi is put in a tight spot by the unexpected three-way encounter... Meanwhile, Yu-mi finds out that Ba-bi is going to America for a business trip while planning for his birthday. With everything happening at bad timing, will getting back together with her ex be that hard?
Yumi’s Cells (2021) S02E13 – Episode 13 S02E13 65m
22 Jul 22
Yumi’s Cells (2021) S02E13 – Episode 13
After being proposed to by Ba-bi, Yu-mi goes to meet Ba-bi's father. Yu-mi tries her best to make a good impression on Ba-bi's father, going as far as to summon her full-of-manners self. Meanwhile, Woong hears of Yu-mi's wedding and asks to meet her...
Yumi’s Cells (2021) S02E14 – Episode 14 S02E14 64m
22 Jul 22
Yumi’s Cells (2021) S02E14 – Episode 14
On the day of the wedding, Yu-mi is unable to meet the deadline. She falls into a panic when she loses her laptop containing the manuscript. At the wedding, all she can think of is running away from reality... At that moment, someone contacts Yu-mi and says that he found her laptop. Who could it be?

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