tvN has been teasing the coming of the new rom-com series "Romance is a Bonus Book." The network recently revealed the show's official trailer and promotional images that hinted the birth of another K-drama that fans would surely love.

Following the drop of "Romance is a Bonus Book" still photos, the trailer showed Lee Jong Suk and Lee Na Young finally meeting each other. The 29-year-old actor-model smiled when he saw the South Korean actress on the other side of a bookcase. He continuously watched her as she walked down the aisle while staring at her books.

Lee Na Young waited for him at the end of the bookcase. When they stood in front of each other, they smiled at one another. "And that's how our new chapter began," Lee Jong Suk said. She then mentioned the new series' title, "Romance is a Bonus Book," followed by its official release date.

According to Soompi, "Romance is a Bonus Book" tells the story of Kang Dan Yi (Lee Na Young) and Cha Eun Ho (Lee Jong Suk). The show will revolve around the publishing world as their life contradicts one another. Dan Yi is one of the best copywriters in town but currently having a hard time to find a new job, while Eun Ho is a star writer and famous in the field of literature.

Before tvN dropped "Romance is a Bonus Book" trailer, it first revealed its promotional images featuring Jung Yoo Jin and Wi Ha Joon. The first snap showed Yoo Jin as the editor Song Hye Rin, who looked very bossy with her office attire. She is a perfectionist who doesn't allow any mistakes to happen.

Song Hye Rin has been working as the publishing company Gyeoru's editor for three years. She is also a rising star known for her cold personality and workaholic attitude. She is even called "Gyeoru's second witch" after Go Yoo Sun (Kim Yoo Mi) in "Romance is a Bonus Book." She can almost do everything, except when Cha Eun Ho, the company's youngest editor-in-chief, is around.

Next is Wi Ha Joon. He plays the role of Ji Seo Joon, a sweet guy who will steal every woman's heart, in "Romance is a Bonus Book." In the photos, he looks very dapper as he walks his dog and holds his camera. He has a perfect charm, a sentimental look, and a heartwarming smile.

Ji Seo Joon is a freelance book designer in "Romance is a Bonus Book." He is famous for his skills and known in the industry. He is kind and pure but knows how to confront someone if need be. He also has the determination to reach his goals.

"Romance is a Bonus Book" will be out on January 26 at 9 p.m. KST on tvN. It will take "Memories of the Alhambra" schedule.