Bang Si Hyuk used to be the leader of Black Label gang during his younger years. When his business was a success he quit which made his gang partner who was known as ‘Rain’ was not satisfied with their split and continue to bring back their gang together. Bang Si Hyuk passed down his legacy to his one and only adopted son Min Yoongi due to old age. As for ‘Rain’ he is very fond of Yoongi and wanted him to take over the whole of their empire by asking him to marry his daughter. Meanwhile as for Shim Yeon Joo a detective who is working on the drug case miserably trying to get the leader either ‘Rain’or the man called ‘Suga’…