A high schooler who tries to rise from the bottom as a victim of bullying through video streaming. His master is a bottom-tier YouTuber known only to him, whose channel hasn't been updated in 5 years, named Samdak. Samdak's YouTube channel contains explanations for various martial arts. Initially, he was a complete amateur who didn't even know how to throw a punch. Style: He learns unique fighting techniques by referencing the "Martial Arts Basics" videos on the mysterious channel. He grows stronger through battles with powerful opponents. To pay for his hospitalized mother's medical bills and living expenses, he spends every day working grueling part-time jobs outside of school. Trigger for awakening: A video of him being assaulted by the delinquent Pakgo was accidentally streamed and generated a large sum of money, leading him to start the streaming channel "Viral Hit" to change his life. He was tricked by Jinho, causing his monetization to be stopped, leaving him unable to pay for his mother's hospital bills. He refuses to tell anyone about Samdak.

A former bully who used to pick on Hobin Yu, now serving as his producer and cameraman. Real name: Jihyeok Woo.

A former genius Taekwondo athlete specializing in ITF Taekwondo. He uses powerful techniques like back kicks, roundhouse kicks, and an incredible 1440-degree kick. He first appeared as Hobin Yu's enemy, cornering him with ruthless methods. However, through the battle streamed on the "Viral Hit" channel, he fought a life-or-death match and suffered a defeat. This fight led him to acknowledge Hobin's overwhelming grit and attitude as a streamer, eventually becoming one of Hobin's most reliable allies and friends. He always maintains a composed, devilish expression. Age: 17 Height: 188cm

Physique: Height 207cm, Weight 151kg. Title: Cheonha Jangsa (Ssireum Champion). Initially an enemy of Hobin and Snapper, he became an ally after losing to Hobin.

She plays a crucial role in devising strategies for the once-weak Hobin Yu to win fights. Utilizing her deep knowledge as a martial arts geek, she identifies the weaknesses of opponents. She supports the video streaming process. She also provides advice on video structure and editing to help Hobin rise in status, gain viewers, and earn revenue.

Possesses natural talent as an out-boxer. A former member of Jinho's organization. He became an ally after losing to Hobin.

A master of Kyokushin Karate. A former member of Jinho's organization. He became an ally after losing to Hobin.

Martial Arts Master: He has mastered advanced martial arts and corners his opponents with overwhelming physical ability and cold-blooded judgment. A Dangerous Presence: Not just powerful, he fights by reading and manipulating the opponent's psychology, standing as the greatest wall and a formidable enemy for the protagonist Hobin and his friends. He is an extremely vicious individual who thinks nothing of betrayal or exploiting the weaknesses of others.