This unnamed demon attempted to kidnap Daphne Allen in order to find her husband Emmanuel.
History[]
After hearing rumors of a magical healer named Emmanuel this demon attempted to find him and give him to Crowley for a reward. This demon found Emmanuel's wife Daphne and held her hostage in her home.
Dean Winchester arrived just a few seconds later also looking for Emmanuel hoping he can heal Sam. After knocking on the door the demon opens the door and pretends to be Emmanuel.
Dean later sees through this lie after seeing Daphne tied up through the window. The demon attacks Dean but is killed when Dean stabs him with the Demon-Killing Knife. The real Emmanuel arrives seconds later and is revealed to be Castiel who has amnesia.