Double the faces, double the mystery! Korean dramas have a knack for twisting family ties into thrilling plots, and nothing spices things up quite like twin sisters with secrets to hide. From switched identities and tragic separations to shocking reunions and dark pasts, these K-dramas dive deep into the emotional roller coaster of sisterhood—times two. If you’re ready for suspense, drama, and plenty of surprises, here are 6 Korean dramas where twin sisters take center stage.
1. Unwritten Seoul (2025)

It tells the story of identical twin sisters who swap identities amid personal struggles—embarking on a journey to rediscover love and life.
2. Who are you School 2015

It tells the story of twin sisters—Eun Byul, the popular student at a top school, and Eun Bi, an orphan who’s bullied. When Eun Byul disappears and Eun Bi loses her memory, she’s mistaken for her sister and begins living her life instead.
3. I Have a Lover (2015)

It tells the story of twin sisters separated for 30 years whose lives change after a car switch. Hae Kang loses her memory and lives as her warm-hearted sister, Yong Ki. When her ex-husband sees her again, he starts to believe she’s his wife—and falls for her all over again.
4. Which Star Are You From? (2006)

It tells the story of Seung Hui, who returns after losing his girlfriend and meets Bok Sil, her lookalike. As he follows her for answers, he begins to fall in love.
5. Nice Witch (2018)

It tells the story of a kind-hearted housewife who swaps lives with her bold twin sister, a flight attendant. On board, she meets a principled, bachelor pilot—and their unexpected journey begins.
6. The Miracle (2016)

It tells the story of twin sisters who are very different—Shi Ah is a beautiful and famous idol, while Shi Yeon is shy, fat and stays home most of the time. One day, a magical tarot card makes them switch bodies. Now, they must live each other’s lives and deal with school, fame, and a crush.
7. All Kinds Of Daughters-In-Law

It tells the story of Hwang Eun Byul and Hwang Geum Byul who are twin sisters but look different and live very different lives. Their mother always favored Geum Byul, so Eun Byul had to give in to her sister. After they both get married, their husbands’ families turn out to be enemies—but the sisters try to help them get along. (100 episodes)