Among the great familys fen yen families is the most power and has more properties and the great fen yen institution company,the largest company in Korean but there's a rules that has gone down from generation, the fen yen family current head and leader of the company's of the fen yen family name is Shen fen he has two sons whose names are Ni fen and Yu fen, Ni fen is the elder son and he's just 5 years old while Yu fen is younger and he's 3years old. According to the traditional this two sons will be trained and fight in the present of the whole families whoever wins will be the next successor of the fen yen family and take the control of all the company's and be the head of the families. So they started training Ni and Yu when Ni was 10 years old and Yu is in 8. When Ni was 15 him and Yu fought at the elder the younger brother won Yu won and became the next successor after winning Yu said, How does it feel to loss against your junior brother? Brother, after as the head you should be the head and the successor of the fen yen families but now that you loss you' ve desgrace father in front of all the families on how weak he's first son is,so pathetic.

Ni how dear you a fast slap hit he's check from he's father this shows how disappointed shen was with he's son. Ni left the stage and went to he's room later in the mid night he pack he's things and while he's about to leave Yu saw him and said brother it's leaving the house solve anything shouldn't you request to fight me again to win back your honor hm.

There's no reason to fight for what's not meant to be my you can have it but l promise you this l will work for my own and l shall have times hundred of what father got l don't need anything from this family take care of yourself junior and be well. So Ni left, Yu felt so bad he blamed heself for winning the fight saying brother has always been there for me but now l bad mouth him enough to leave well that's what he told he's Dad. This makes he's father more angry how can l have such a foolish son, A son that runs away from a fight there's no need looking for that bastard he will find he's way home when he foundout how curel the world can be... Years Has passed Yu is now 20 years old and running the family companies as the over all CEO well knowned by he's reputation in all of Korean. Well Yu has been trying to link the company to do business trade in the underworld where all source all trade and business is accepted but it's difficult only if he can meet the great ruler of the underworld all whose real name and identity is not known but was called lord of the underworld for this reason Yu went in disguise and buy another name so He went in, The lord of the underworld is no always in the underworld he's just like ordinary person running companies and underworld trades if he's wealth and identity has been unlocked to the world he will be the riches man alive well it's not. So while he was look around a stage was made instantly and the person said if if you are here to meet and make your first time wish come true come and fight the lord of the underworld. Everyone was stunned for it's been a while the underworld lord has challenge any and he's to Grant anyone wishes everyone wishes to apply but they know they are no match for the underworld lord so only Yu hands were high Everyone felt sorry for him as he will really get beat up,that hospitals might reject him. So Yu went on the stage like how boxers bounce around the ring the the lord of the underworld appeared with mask on he's face Yu doesn't know that the real identity of the lord of the underworld was he's elder brother Ni,Ni smiles inside he's mask as he sees he's junior after along time so he said why does the son Shen fen owner of the largest company in Korean doing in the underworld Everyone were stunned is it true that's the son of the fen yen family,? One of the riches family in Korea whose business are known all of Korean,and that is the famous Yu fen the current CEO of the fen yen institution, different voices were enching within the people. So and Ni said enough talking shall we. They started fighting after All Ni knowns how Yu fights so he's fighting with Yu it's like a father teaching he's child how to hold a stick it's laughable this makes Yu shouts and said enough joking around, fighting me. Ni punch Yu that he fly out of the ring is makes Ni the winner.Ni laugh and said to he's face you are Daddy's boy you haven't known how to lift a sword properly come back when you do and l shall Grant your request to join the underworld on business trade. So Ni left. Yu was very angry but he also don't expect to win against a mighty foe like underworld lord a very merciless and dangerous man so he was carried away by he's two guards Everyone were surprised that the lord shows Mercy for the first time in historysome said maybe he toke a liking to Yu Feng while others thought he's luck. Ni entered he's room instantly he was attacked by 5 assassin's