CEO of food company Jangga Group. CEO Jang is a self-made man who, despite the odds, succeeds in turning his once small bar into a large franchise company. In his years of experience leading Jangga, he develops a strong belief in power and authority as a means to achieve his goals. He meets Sae Ro Yi when the latter has a fight with his son Geun Won in high school and expects him to kneel as a submission of his power. However, Sae Ro Yi always resisted kneeling and made his life harder for it. In 2020, he is diagnosed with pancreatic cancer and doesn't have much long to live. Unfortunately, his illegal activities under Jangga was exposed and ruined his company. Despite kneeling before Sae Ro Yi for help, Sae Ro Yi absorbed Jangga into his company, leaving Dae Hee with nothing.
