If you're looking for the password, you can scroll down a bit and ctrl+f for it. If you're looking for a hint, he says his password everyday you can meet him.
Oh, I did get his password, that's the only way to meet with him and spend the night. At the end of this encounter is the first time you see "if only you knew more" which is the point of confusion.
I am stymied by the same thing. It suggests something could have been done differently to avoid the fight with Mac. Unfortunately TeamZorro didn't understand your question and didn't give you an answer.
