Year 2005,Tokyo,Japan there was once a boy named Kira he had four brothers named,Shoji,Kaira,Deno and Yama.He lived a happy life until a tragedy happened.their parents were assassinated by an unknown group.They left a mark on their wall that meant "live,die" they were crying for help when they saw what the assassins did.Until a master saw them on the street beside their home and was being interviewed by the police.The master waited until they were done and he approached the children and said "I saw what they did to your parents,come and i will train you to be a group of assassins or lie in the dangerous streets of Tokyo".Kira answered "ill come with you"and they all agreed to come.They
were trained until they become deadly as a viper.4 years later they tried to find the clan that killed their family.killing members and avoiding the cops.they did side jobs too.Kira said"hey!i found amother clue." "Great now lets trace it lets investigate it,it looks like its easy to enter."Shoji said.they came into the place"ive got a feeling about this place.i think its a trap!"kaira exclaimed.