Board Thread:Chapter Discourse/@comment-36009152-20200703153100/@comment-36009152-20200703210215

Well observed! Saito knows more about Noya's past then, and the transformation sound apparently caused him to be able to sense Noya, Krul and Ashera near him. On the sound, that cancelled the sinful key effect as well, is that what vampires can do when they transform into demons?