Koh Daehwi is the older brother-twin of Daekwang.

Kind, protective, jealous. 

A private money lender. Leader of a mafia bussiness company. Being extremely rich and living in a luxury apartments. Park Taesung has a lot of guardians. Has only two friends but still does not like A private money lender. Leader of a mafia bussiness company. Being extremely rich and living in a luxury apartments. Park Taesung has a lot of guardians. Has only two friends but still does not like to talk to them. He doesn't like to apologize. He very jealousy towards his lover. 