How could i make this anime story better?

Long ago a man named Makku was sent by his home planet to destroy Earth only to be killed.Now Makku's son,Tru must redeem his family name by destroying Earth only to find a love interest in Kaidi and having two kids Gunnar and Tenks.Tru is forced to be good for the sake of his children.How will Tru's home planet react to this.Tru has made plenty of friends like Debora,Turza,Chiyu,and many more, but the real question is how many enimies will he make in the future?