Do-Geon is one of the seven main protagonists of the original story 7FATES: CHAKHO. He is a human part of the beom hunters team CHAKHO and a former arms dealer. Do-Geon is very perceptive and skilled, causing him to think that he can handle himself well. He was initially reluctant to join CHAKHO but decides to join them when they keep running into each other, thinking that it must have been fate.