Most of us get second-lead syndrome whenever we watch Korean dramas. Dramas like Boys Over Flowers and While You Were Sleeping draw our attention to the second lead. We are sharing the top Korean dramas of 2023 that give you second lead syndrome. 

Our Blooming Youth

Network: tvN

Episodes: 20

Genre: Historical, Suspense, Thriller, Romance

Cast: Park Hyung-Sik, Jeon So-Nee, Yun Jong-Seok, Pyo Ye-Jin, Lee Tae-Sun, Heo Won-Seo

Synopsis: Our Blooming Youth is the story of a crown prince Lee Hwan (Park Hyung-Sik) who seems arrogant and mean. Min Jae-Yi (Jeon So-Nee) is the daughter of a noble family and is about to marry Han Sung-On (Yun Jong-Seok). Meanwhile, her family gets assassinated and she is framed as the killer.

Crash Course In Romance

Network: tvN

Episodes: 16

Genre: Comedy, Romance, Suspense, Family

Cast: Jeon Do-Yeon, Jung Kyung-Ho, Roh Yoon-Seo, Lee Chae-Min, Lee Min-Jae

Synopsis: Nam Haeng-Seon (Jeon Do-Yeon) used to be a national athlete but left her sports career to take care of her niece Nam Hae-E (Roh Yoon-Seo). Lee Sun-Jae (Lee Chae-Min) is the childhood friend of Nam Hae-E. Meanwhile, Seo Geon-Hu is her classmate and a former ice hockey player. 

My Lovely Liar

Network: tvN

Episodes: 16

Genre: Fantasy, Romance, Investigation, Crime

Cast: Kim So-Hyun, Minhyun, Seo Ji-Hoon, Lee Si-Woo

Synopsis: Mok Sol-Hee (Kim So-Hyun) has a special ability as she can tell if the person is lying. Kim Do-Ha (Minhyun) is a songwriter but his face is unknown to the world. Lee Gang-Min (Seo Ji-Hoon) is a policeman and ex-boyfriend of Mok Sol-Hee. This is one of the top Korean dramas of 2023 that give you second lead syndrome. 

Oh! Young-Sim

Network: ENA

Episodes: 10

Genre: Comedy, Romance

Cast: Song Ha-Yoon, Lee Donghae, Lee Min-Jae, Jung Woo-Yeon

Synopsis: Oh Young-Sim (Song Ha-Yoon) is a variety show PD and career crisis due to poor ratings. She got a chance to produce an entertainment show. She casts a famous start-up CEO Mark Wang in her show. Meanwhile, Mark is her childhood friend Wang Kyung-Tae (Lee Donghae). Lee PD Chae-Dong (Lee Min-Jae) works with Oh Young-Sim and also has a crush on her. 

Heartbeat

Network: KBS2

Episodes: 16

Genre: Fantasy, Romance, Comedy, Suspense

Cast: Ok TaecYeon, Won Ji-An, Yoon So-Hee, Park Kyung-Hyun

Synopsis: Sun Woo-Hyeol (TaecYeon) is a vampire who wants to become human. He has to sleep for 100 years to become a human. But Joo In-Hae (Won Ji-An) wakes him a day before completing 100 years. Now Sun Woo-Hyeol is half vampire and half human. Shin Do-Sik (Park Kang-Hyun) is a senior of Joo In-Hae.

Jun and Jun

Network: Viki

Episodes: 8

Genre: Romance, Comedy, BL

Cast: Ki Hyun Woo, Yang Jun Mo, Jo Chan Hyun

Synopsis: Lee Jun (Yang Jun Mo) is a former K-Pop idol and now working in a company. Song Hyun Jae (Jo Chan Hyun) is his senior in office and also his former manager. Meanwhile, Choi Jun (Ki Hyun Woo) is the childhood friend of Lee Jun who is not the general manager at his company. 

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