Normally, he would caution against marks. 'Leave them where others can't see them' or 'a daemon can smell the blood just under the skin', but here and now? There was no chiding as Ignis felt the throb of freshly marked skin between Gladio's teeth. There was only a sharp groan as he bared more of his throat to his lover, arching his back to push his hips to the pace that Gladio had set.