Yes, that's the one you think it is. (^^; To be released on Region 1 DVD by Media Blasters this November. In case anyone is interested.
Saw this one at the first Shoujocon shortly after turn 18 years old during the all-night "Shounen-ai Love In"...it must've deflowered me or something because nothing in this vein has ever shocked me since.
*coughs* That should be all the advertisement this anime requires.