A Reject trying to live life ends up falling in love

A 8 year old boy names Keres goes through life being hated by his family for not being a girl. He finds a school and some nice friends to hang out with. Before he knew it his life changed for the worst. He finds out something happened to his family the only thing that he cared about. Now he needs to find the culprit before they do the same to other people. A war is on the horizon and he needs help. Will Keres be able to stop this impending war?