Hwang In Yeop and Seo In Guk

Seo In Guk is a tall, middle brother, brutal. Before he was born, his father abandoned him, and at 8 years old, his mother abandoned him. His father Joo Won took him in and now he is Joo Won's older brother and Hwang In Yeop's younger brother.

Hwang In Yeop - tall, older brother, black, short hair. He rarely talks about his problems and always takes care of his younger sister and younger brother, that is, Joo Won and Seo In Guk. When he was a child, his younger sister died and his mother blames him for this. Because of this, his mother left the family and she and her father lived together until Joo Won's father took them in. Now Hwang In Yeop is the older brother of Joo Won and Seo In Guk.