Teenage Mercenary
Teenage Mercenary is a South Korean manhwa released as a webtoon written by YC and illustrated by Rakyeon. It has been serialized on Naver Corporation's webtoon platform Naver Webtoon since November 2020. An anime television series adaptation has been announced.
Plot
After surviving a plane crash and suffering from amnesia, child Ijin Yoo is forced to become a mercenary to survive in a war zone. After ten years, his memory returns, and he decides to return to Korea to live an ordinary life and enroll in high school with his sister. However, Ijin finds out that even this life has its own forms of violence, like bullying and other forms of injustice. Ijin decides to use the skills he gained as a mercenary to confront these challenges.
Media
Manhwa
Written by YC and illustrated by Rakyeon, Teenage Mercenary began serialization on Naver Webtoon on November 7, 2020. Line Webtoon has been publishing the series in English since 2021.
Animation
An anime television series adaptation was announced on June 19, 2025.
Reception
On Line Manga in Japan, Teenage Mercenary was the most popular title in 2023 and 2024. In 2023, it generated in revenue, the most of any title that year.