The Breaker

The Breaker (브레이커) is a Korean manhwa series illustrated by Park Jin-Hwan and written by Jeon Keuk-Jin

The Breaker
Chun-Woo Han is a martial artist who earned the title Nine Arts Dragon from Murim, a secret society that exists in harmony with modern life. The Murim's government is the Martial Arts Alliance who has garnered Chun-Woo's hatred by killing his martial arts teacher. In the present, Chun-Woo Han transfers to a school in Seoul for a mission given to him by the Black Forest Defense Group, an anti-government group who opposes the Martial Arts Alliance. At the school, he meets the protagonist Shi-Woon Yi attends. After Shi-Woon witnesses Chun-Woo's skills, he begins training him in the Black Heaven and Earth martial arts. Chun-Woo initiates his mission and frees So-Sul, the head of the Sun-Woo Clan, from the Martial Arts Alliance. As Chun-Woo prepares to leave the country, the Martial Arts Alliance take Shi-Woon hostage forcing him to intervene. In the conflict, Chun-Woo publicly denounces Shi-Woon as his disciple and destroys his Ki-center which cripples his potential as a martial artist. In doing so, Shi-Woon is no longer considered part of Murim and will be protected by law from martial artists who wish to take revenge on Chun-Woo through Shi-Woon.

The Breaker New Waves
With the disappearance of Chun-Woo and the destruction of his Ki center, Shi-Woon Yi is left without a master and unable to practice martial arts. Now, the apparent new leader of one of the Murim's clans, Shi-Woon Yi finds himself uncertain of his future and at danger from his former master's enemies.

Other Sources

 * The Breaker:New Waves at Daum.net