to this:

If a girl sleeps the night before the exam with three guys, she will get three. If four, then four. If it’s five, it’s a great rating. At first I didn’t believe it, and then I decided. It turned out to work. Three sessions for five..."
YYY: This is probably such an act of ritual sacrifice to the gods of blasphemy and corruption, and that is why it works.

and ah. You just need to sleep with lectures, right?