Described as a "dogshit" gambler, Hong-jin fell into debt with a local crime boss and fled from his home, joining the Republic of Korea Armed Forces so that his creditors could not catch up to him. After enlisting, Hong-jin found value in having purpose serving the military, which broke his bad habits and turned him into an entirely new person that was strong and selfless. He is 6’2 tall, and he is from Korea. He is insecure of his horrific scars.