Hwa-Jin Na’s teaching techniques are pretty violent for someone who works in the Ministry of Education. That being said, when punishments don't seem to work on even the worst of school bullies, there is no better man for the job. Sometimes you can’t get a good education until those bullies are taught a lesson. (Source: WEBTOON, edited) *Note: Belongs to Blue String universe.*

The terror man and the revival man finally meet. "Destruction is the beginning of resurrection". The whole world is in danger with the birth of a new evil. Min Jeong-U has the ability to see misfortune and Seok-Hwan has the ability to come back to life. The two heroes made different choices... Who will be the final winner? Han Dong-U's and Ko Jin-Ho's first crossover work! (Source: Naver, translated) *Note: The chapter count includes a prologue and epilogue.*

A chaotic comic story of two perfect men betting on the future of "Castlesoft," a game developer company consisting of handsome men. *Note: \- This entry contains seasons one and two. \- Includes a prologue and two extra chapters. \- Note: Part of YLAB's Red String Universe.*

Im Da-Jun became the leader of the runaway family after being kicked out of his house. Yeon-Woo, who he took in by chance, ends up in a knife assault in Yeonsu-gu, Incheon. The one who stopped Yeon-Woo from getting his revenge against the chaebol chairman was Yun Ga-Min, whose dream is to become a good student. Meanwhile, Na Hwa-Jin takes an interest and watches over them... (Source: Naver, translated) *Note: Belongs to Blue String universe.*

In the world, people can be classified into three types: strong carnivores; middle carnivores and herbivores. Somi Han is referred to as "Invisible girl". She befriends a fellow herbivore, Yujin Ko. However Somi Han feels that Yujin Ko is more like a tiger pretending to be a rabbit. Meanwhile, the entertainment industry is in an uproar with the appearance of a fanfiction writer called Foxstar. With incredibly detailed and accurate information about the personal lives of many of Korea's hottest stars, celebrities are more than nervous. What happens when Somi and Yujin discover each other's secret identities?

What happens when the scariest kid in school asks you out on a date? Yoojung struggles to survive what may just be the worst day of her life. (Source: YLAB) *Note: Belongs to Blue String universe.*

Seon-Hwa, who senses the stench of evildoers, meets Jeong-Hyang, who has a scent for the first time in her life. However, Jeong-Hyang, who she thought was only good, is actually a witch who turns evildoers into flowers... *'Is there anyone you want to kill?'* (Source: Naver, translated) *Note: Part of YLAB's Red String Universe.*

“Please keep in mind. This shop is not responsible for any harm caused by the electronic device.” A mystery horror about the strange electronics shop owner, ‘Yak’.

I found someone who looks exactly like me on SNS! He seems to have everything unlike me who grew up in an orphanage. Maybe he could be my twin?! When I was about to find him and solve my life problems, I got into huge trouble!! (Source: YLAB) *Note: Belongs to Blue String universe.*

Hyeon Kang, a self-centered high school kid, has to bear the burdening fate of being the master of 'KANGTAWOO', the only robot that can stand against 'Spelta Empire', which seeks to conquer Earth. A giant robot action in Busan!

A beautiful love story between a boy and a girl, that takes place in Hokkaido. (Source: Naver, translated)

One day, they came to the messenger to talk about the trivial stories of the Joseon Dynasty. (Source: Naver, translated)