Comments of chapter undefined of Rogue Villain

It makes no sense. Wouldn't his father and the hero be suspicious of him with all this planning? It is out of character for him to be so considerate of his family and to know so intrinsically the workings of politics. Also, he shouldn't believe that he is going to die so why would he send a letter to his father hinting at him knowing he would die? He said the original owner of the body would happily die without even knowing he was being killed so he was someone ignorant, arrogant and inconsiderate as it was shown before. This letters are out of character with his original self and the hero should be suspicious