"Solo Leveling is a South Korean fantasy web novel written by Chugong. It was serialized in Kakao's digital comic and fiction platform KakaoPage beginning on July 25, 2016, and was later published by D&C Media under their Papyrus label since November 4, 2016. In a world where hunters, human warriors who possess supernatural abilities, battle deadly monsters to protect all mankind from certain annihilation, a notoriously weak hunter named Sung Jin-woo finds himself in a seemingly endless struggle for survival."