No, I don't think there is a set amount you need to do. Stats are what matters to graduate. When I play I skip classes most of the time, going only there when I need to, after having done all the introductions. Growing stats, progressing with girls and earning money seems smarter than going to class. Just focus on a few girls at a time and get them done, then onwards to next set of them.
Hey, yes sub path is discontinued because there were not enough people playing it. The dom path for certain girls is kind of hardcore but generally it's just bdsm. There are no scat, piss, ... content.
If I'm not wrong, it has been answered like 100 times, click on her house and she should be at the bottom of the screen. We are going to change that in the next update as it really annoys us to get the same question over and over.
