Romance Is a Bonus Book, the story revolves around Cha Eun-ho (Lee Jong-suk), a successful author and chief editor at a book publishing company, and Kang Dan-i (Lee Na-young), a mother who was previously a successful advertising copywriter. Kang Dan-i was injured while saving Cha Eun-ho from an accident when he was a child. Kang Dan-i asked Cha Eun-ho to assist her while she was recovering in the hospital and later on bed rest for a year. Cha Eun-ho became interested in writing after assisting her in obtaining books to read from the library. The two kids remained close friends well into adulthood. Their friendship was tested when Kang Dan-i began dating a selfish, inconsiderate man.

In the present, Cha Eun-ho asks Kang Dan-i to help him find a housekeeper. Kang Dan-i is the one who does the work and accepts payment. Her husband cheated on her, and she is now divorced and unemployed; however, he is also unaware of her living situation and the difficulties she is facing as a divorced single mother with a significant gap in work experience attempting to re-enter the professional world. Kang Dan-i is eventually unable to keep her secrets hidden from him, and Cha Eun-ho assists her. When Kang Dan-i applies to be a temporary task support worker at his publishing company, their lives become even more intertwined.

Detailed information:

Directed by: Lee Jeong-hyo
Starring: Lee Na-young, Lee Jong-suk

Release date: January 26, 2019

No. of episodes: 16

While You Were Sleeping has sixteen chapters spread across sixteen episodes. This legal drama-fantasy television series follows the lives of three young adults—a field reporter, a prosecutor, and a cop—who have developed the ability to predict future events through their dreams after saving each other many years ago.

This romance, legal drama, and fantasy film tells the story of three young adults who have developed the ability to see the future through their dreams: field reporter Nam Hong-joo (Bae Suzy), rookie prosecutor Jung Jae-chan (Lee Jong-suk), and police officer Han Woo-tak (Jung Hae-in). Some of these dreams depict crimes that Jae-chan must investigate, while others depict disasters that one or more of them must endure. Troubled by these dreams, the three band together to prevent their foreboding visions from becoming reality and to bring down their archenemy, corrupt lawyer Lee Yoo-beom (Lee Sang-yeob).

Detailed information:

Directed by: Oh Choong-hwan
Starring: Lee Jong-suk, Bae Suzy, Jung Hae-in, Lee Sang-yeob

Release date: September 27, 2017

No. of episodes: 16

The drama Pinocchio has the participation of Lee Jong Suk, Park Shin Hye, Kim Young Kwang, and Lee Yoo Bi. The film tells about In-ha and Ha-myung (who later took on a new identity as Choe Dal-po) who had different reasons for becoming reporters: one followed his mother's profession and the other wants to report truthful news.

Choi In Ha (Park Shin Hye), a beautiful young woman with Pinocchio syndrome: hiccups when lying and the phenomenon stops only when telling the truth. Therefore, In Ha has decided to choose a career as a reporter - a job that requires news workers to accurately reflect reality.

Choi Dal Po (Lee Jong Suk) is a boy who was saved by In Ha's grandfather when he was 14 years old and has been her adopted uncle ever since. With a great brain, Dal Po was able to memorize the knowledge of an entire library, but he deliberately received 0 points in the exams. In addition, Dal Po also hides his handsome beauty by wearing old clothes with 1-0-2 and long messy hair. Unlike In Ha, he is always a liar.

Detailed information:

Directed by: Jo Soo-won, Shin Seung-woo

Starring: Lee Jong-suk, Park Shin-hye

Release date: 12 November 2014

No. of episodes: 20

School 2013 is the drama that depicts the struggles and dilemmas that modern-day Korean youth faces, such as bullying, student suicides, school violence, deteriorating teacher-student relations, private tutoring, and other real-life high school issues, all within the confines of one small classroom at Victory High School.

The story is about Jung In-jae (Jang Na-ra) and Kang Sae-chan (Choi Daniel) are homeroom teachers with opposing philosophies. Together, they manage Victory High's most difficult class, dealing with bullies, academic underachievers, and demanding parents while assisting students in overcoming their problems. Lee Jong-suk portrayed Go Nam-soon, a student in the film. The role of Go Nam Soon is regarded as a critical turning point in this handsome man's official rise to the male lead rank.

Detailed information:

Directed by: Lee Min-hong, Lee Eung-bok
Starring: Jang Nara, Choi Daniel, Lee Jong-suk, Kim Woo-bin

Release date: 3 December 2012

No. of episodes: 16

W: Two Worlds is a television show with 16 episodes. W is about the clash of "two worlds": the real world and an alternate universe within a webtoon, from which the television series' title was derived. The series was praised for its unique premise and debuted at the top of the Content Power Index.

The series focuses on the eponymous fictional webtoon W, written and illustrated by its legendary author and illustrator Oh Seong-moo (Kim Eui-sung), which begins to take on a life of its own, almost like a separate reality. W became so popular in South Korea that its printed editions became best-sellers.

The story of the webtoon W begins with the younger years of its main character Kang Chul (Lee Jong-suk), a handsome and intelligent boy who is also a skilled shooter. He became famous in South Korea after winning the 50-meter pistol shoot at the 2004 Athens Olympics. However, his fame is cut short when the unknown Murderer massacres his family and he is wrongfully accused of the crime. Another villain, Han Cheol-ho (Park Won-sang), handles the case to gain political popularity, urging the court to sentence Kang Chul to death. Despite his efforts, Kang Chul is found to be innocent of the crime. Depressed after losing his family, he attempts suicide over the Han River but is stopped and instead chooses to search for the true killer and devote his life to crime-fighting.

Detailed information:

Directed by: Jung Dae-yoon

Starring: Lee Jong-suk, Han Hyo-joo

Release date: July 20, 2016

No. of episodes: 16

Doctor Stranger is a South Korean television series that premiered in 2014. Park Hoon (Lee Jong-suk) and his father Park Cheol (Kim Sang-joong) were duped as children and sent to North Korea. Park Hoon and his father were denied permission to return to South Korea after being sent to North Korea. Park Hoon was raised in North Korea by his father, who was already a well-known doctor. After attending medical school in North Korea, he went on to become a brilliant cardiothoracic surgeon. He fell deeply in love with Song Jae-hee there (Jin Se-yeon).

After Park Hoon's father died, he attempted to flee to South Korea with Jae-hee, but eventually lost contact with her. Park Hoon was able to fly alone to South Korea. Park Hoon begins working as a doctor at Myungwoo University Hospital in South Korea. Meanwhile, he discovered a girl who resembles Jae-hee, Doctor Han Seung-hee, who claims not to know Park Hoon.

Detailed information:

Directed by: Jin Hyuk, Hong Jong-chan
Starring: Lee Jong Suk, Jin Se-yeon

Release date: May 5, 2014

No. of episodes: 20

Hot Young Bloods is a teen romantic comedy film about four high school students in Hongseong County, South Chungcheong Province, in the 1980s. The film called That's What I Told Her (2013, Daniels Calvin) inspired the short film Hot Young Bloods.

Young-sook (Park Bo-young) is the feared leader of a female gang at Hongseong Agricultural High School in 1982, set in a rural town. Despite her tough exterior and foul mouth, she secretly has a crush on Joong-gil (Lee Jong-suk), the school's biggest playboy. Joong-gil is a legendary Casanova with the ability to melt girls' hearts with a single glance, and he's tried to woo all of the girls at school except Young-sook. That's because Gwang-sik (Kim Young-kwang), the leader of a rival school's male gang, considers Young-sook to be his girl.

Then So-hee (Lee Se-young), a new female transfer student from Seoul, arrives at their high school. Joong-gil falls in love with So-hee because she is beautiful, innocent, and unlike the other girls. Young-sook picks a fight with So-hee to keep her new rival from encroaching on her secret crush. Trouble brews as Gwang-sik, suspicious of Young-ties sook's to Joong-gil, harasses So-hee in an attempt to provoke Joong-gil.

Detailed information:

Directed by: Lee Yeon-woo

Starring: Park Bo-young, Lee Jong-suk, Lee Se-young, Kim Young-kwang

Release date: 23 January 2014

Running time: 121 minutes

I Can Hear Your Voice is a dramatic film. The series was originally scheduled for 16 episodes, but due to its high ratings, it was extended by two. Jang Hye-sung (Lee Bo-young) becomes a lawyer after overcoming a difficult childhood, but she is pragmatic, self-preserving, and jaded. Park Soo-ha (Lee Jong-suk), a high school senior with the supernatural ability to read other people's thoughts by looking into their eyes, changes her life.

Soo-ha developed his mind-reading ability after witnessing his father's murder ten years before. His father's death was initially ruled a car accident until Hye-sung, then a high school girl (Kim So-hyun), testified in court despite the killer's threats (Jung Woong-in). Soo-ha has been on the lookout for her ever since. Hye-sung gradually lets go of her desire for money and glory as she works with Soo-ha and a cop-turned-lawyer Gwan-woo (Yoon Sang-hyun). The unlikely team works together to solve their cases using unconventional methods.

Detailed information:

Directed by: Jo Soo-won
Starring: Lee Bo-young, Lee Jong-suk

Release date: June 5, 2013

No. of episodes: 18

7 First Kisses is a promotional web series created in South Korea for Lotte Duty-Free Shop. It was broadcasted online via Naver TV Cast and YouTube in 2016.

The story is about Min Soo-jin (Lee Cho-hee), a Lotte Duty Free store employee who has never been in a relationship and is the protagonist of the story. One day, she meets the dating goddess (Choi Ji-woo), who grants her the opportunity to choose the perfect partner for her first kiss from a pool of seven men. Her choices included a religious tech billionaire (Lee Joon-gi), a serious yet romantic boss (Park Hae-jin), a sexy secret agent (Ji Chang-wook), an adorable younger male friend (Kai), an innocent chaebol heir (Ok Taec-yeon), a beloved K-pop idol (Lee Jong-suk) and, finally, a free-spirited travel writer (Lee Min-ho).

Detailed information:

Directed by: Jung Jung-hwa
Starring: Lee Cho-hee, Choi Ji-woo, Lee Joon-gi, Park Hae-jin, Lee Jong-suk, Lee Min-ho,...

Release date: December 5, 2016

No. of episodes: 8

South Korean sitcom High Kick: Revenge of the Short Legged aired from 2011 to 2012. It explored the lives of people who are down and out and how they manage to recover, revolving around the Ahn family and their neighbors.

The drama begins when Nae-sang's business partner flees the country, leaving behind a mountain of debts and a swarm of angry creditors. After Nae Sang's plans to live with his great uncle fall through, the family is both bankrupt and homeless, with nowhere to stay for the night (the old man has died and sold his house). They call Yoo Sun's younger brother, Kye-sang, in desperation. They make the decision to move into the house he shares with Ji-seok, Yoo-sun's other brother.

The series follows several subplots to their conclusion, including Ha-sun and Ji-seok's relationship, Jin-hee's search for a stable career, the one-sided love triangle between Ji-won, Jin-hee, and Kye-sang, and Jong-seok (Lee Jong-suk)'s unrequited love for Ji-won.

Detailed information:

Directed by: Kim Byung-wook, Park Soon-tae, Jo Chan-joo, Kim Yeong-gi
Starring: Ahn Nae-sang, Yoon Yoo-sun, Yoon Kye-sang, Seo Ji-seok, Lee Jong-suk,...

Release date: September 19, 2011

No. of episodes: 123