A boy name trito was an imortal and his big brother was the god of there universe . He was given a job to manage the galaxy 707 but one day he ended up erasing entire galaxy 707 while he was trying to manage it . But he wasn't sorry for the think he did and told that they where just a mortal and they can be re-created. so in order to make him realise that every life has a value ,he was send to mortal realm as a punishment by his brother.