User blog comment:Crimson and Darkness/Volume 25 discussion blog/@comment-31764731-20180326095200/@comment-86.153.134.144-20180329003745

And that the soul of a dead person trapped in dragon flesh will have no effect on his nature and because he has the soul of a Human so ne must alway be human. becuase dying a beinging placed in dragon flesh in no way sound like Issei is entered the realm of the undead.