When Cas comes into heat, he figured out that Dean is his mate. Cas is afraid to go near him, because when an angel is in heat, their wings become visible and have effects on humans unlike any other. Dean calls for Cas, and finally, Castiel cannot resist.

I have some ideas for Destiel AUs and ill post them here along with other ideas. I wont do all of them unless people ask for them to be made. If you have AU ideas that you want written PM me and ill see if i can. Ill explain the AU before the chapter so you know.