Maruchi (male Tao master) and former guardian of the key. He recognizes Sang-hwan's potential Qi, offers him training, and entrusts both Sang-hwan and Wi-jin with halves of the key before confronting the threat.
Ja-woon serves as the spiritual mentor who guides Sang-hwan's development.
Ja-woon and Mu-woon are trusted fellow guardians working in unison.
Once fellow masters, they are now bitter enemies due to Heuk-woon's corruption.
Explore the full interactive character relationship map of Arahan