>Basically, I made a circle, and conjured a harmentia demon.
>It immediately jumped the XXXXX we were standing next to, and
>then area attacked, and was able to hit my group and I,
>drawing us into battle, despite the circle. I know angels
>don't work this way.

This is by design...and you are incorrect in that angels don't work that way. They are just more limited in where they can cast their area spells.

So long, and thanks for all the fish!