Primary

• Oh Sangwoo Son of Eunseo
• Oh Sangwoo Captor of Yoon Bum
• Oh Sangwoo Enemy of Yang Seungbae

Extended

• Eunseo Mother of Oh Sangwoo
• Yang Seungbae Subordinate of Officer Park
• Yang Seungbae Enemy of Oh Sangwoo
• Yoon Bum In love with Oh Sangwoo