
8.5
Twin sisters, whose similarities end with their looks, swap identities amid personal struggles — embarking on a journey to rediscover love and life.
Watch
1Episode 1Mi-ji, Yet Unknown
80 min
Lee Ho-su returns home and runs into Yu Mi-ji, who's flailing through life. He convinces her to visit her twin, Yu Mi-rae, who is quietly suffering.
2Episode 2Review and Reassess
78 min
Mi-ji finds Mi-rae's corporate job dull — until she accepts a difficult project. Meanwhile, Mi-rae coasts through farm life, butting heads with her boss.
3Episode 3Knock, Knock! Please Open Your Heart
79 min
Mi-ji stops at nothing to persuade the restaurant owner to sell her shop. Meanwhile, Ho-su deals with being iced out after angering his boss.
4Episode 4My Nemesis
75 min
Deflated by unemployment, Ho-su searches for his next move. Meanwhile, Mi-ji sets up a crucial meeting between her company and the landlord.
5Episode 5Alone with You
78 min
Ho-su's sudden revelation leaves Mi-ji unsure about their dynamic. Meanwhile, Mi-rae struggles over swirling rumors about her and Han Se-jin.
6Episode 6The Silent, Ever-Present Fool
81 min
Park Ji-yun increasingly pursues Ho-su, who's still processing Mi-ji's drunken confession. After abruptly quitting her job, Mi-rae becomes despondent.
7Episode 7A Child Underneath It All
81 min
Ho-su makes a surprise visit to Mi-rae, demanding answers. But when an incident draws Mi-ji back to their hometown, their web of lies deepens.
8Episode 8An Unconventional Whole
80 min
Now aware of each other's feelings, Mi-ji and Ho-su begin an awkward romance. Later, a shocking appearance at work leaves Mi-ji stunned.
9Episode 9Back Again, Once More
80 min
Mi-ji and Mi-rae swap back places—forcing Mi-ji to temporarily move in with Ho-su. Mi-rae returns to her company, only to confront her past yet again.
10Episode 10Reading You
69 min
With her motivation reignited, Mi-rae decides to fight back. While job hunting in Seoul, Mi-ji and Ho-su uncover the truth about Kim Ro-sa.
11Episode 11At the End of the Sentence
83 min
Ho-su's health takes a sudden turn, forcing him to reevaluate his relationship with Mi-ji. Meanwhile, Mi-rae takes a bold step toward the future.
12Episode 12The End Is a New Beginning
82 min
Mi-ji and Mi-rae make it through a difficult chapter, finding new purpose on the other side—and confronting new challenges, both alone and together.

Park Bo-young
Yoo Mi-ji / Yoo Mi-rae

Jinyoung
Lee Ho-su

Ryu Kyung-soo
Han Se-jin

Jang Young-nam
Kim Ok-hee

Kim Sun-young
Yeom Bun-hong

Won Mi-kyung
Kim Ro-sa

Cha Mi-kyeong
Kang Wol-oon

Lim Cheol-soo
Lee Choong-gu

Lee Jae-in
Teen Yoo Mi-ji / Yoo Mi-rae

Park Yoon-ho
Teen Lee Ho-su

Jang Se-hyuk
Choi Seung-hyeon

Moon Dong-hyeok
Song Kyeong-gu
8.1