Hwajin parents

Appearing in s2, ep.130. Consists of his father and mother.

His mother is currently unseen. One day, his father, while was drunk and angered that his son attempting to study instead of finding a job. Even then, they don't have the money for it. When Hwajin told him that he is going to a military academy which is much more cheaper and free such as free tutition, he calms down and tells him to work hard.