The game is opening up slightly more yet again.
 
I now have to choose a social link from several available ones at any time.  Decisions decisions.  One of the fellow students wants to ask out a teacher.  I guess all those recent female teacher/male student stories shows how prophetic P3 is!
 
Velvet room quests also opened up.  Some have a end date and seem to resolve around completing parts of the dungeon - I assume this is to help you finish everything on time?
 
And I can now play a MMORPG from my room.  How meta...