Susan's demonic side was always something our beloved Archangel kept under control, she knew the girl was a sweetheart but she did not trust that that more agressive and powerful side could be kept for long under control.
And as she predicted it did happen one day that Susan's demonic power took the upper hand on her soul causing the girl to go into a berserk state. Tamed by the angelic creature the demonic side of Susan soon found out the painful truth of what it means to get under Rose's hand.

Rose blongs to me: the almighty Fanny the paddle

Susan belongs to Animegirl2012

Art by the amazing Anna