[ that sounds like a convenient accident. the kind any person of royal blood would be familiar with. still, to take care of the rest and leave behind one? either it was sloppy work or they did not predict this emperor to ever be a contender. no doubt it was a divided court. ]

To take the weight of an Emperor is presumptuous and will lead to other problems, if you're not careful. He cannot be shown to give more favor than anyone else.

Still, here there is leeway. It is best to find a plan while you can.