dajun used to be a naive boy who simply wanted to get revenge on his bullies. he trusted people easily on the streets, and was kind to everyone. however, after the death of his mentor, and brother-like figure, hangil, dajun changed. he became colder, quieter, and more mature. he trusted less easily, but is still protective of those who came under his wing. despite his harsh exterior, he has a soft spot for his family, and would do anything to keep them safe.