So here is part 2:
After arriving at her apartment, I really had to go. All that water and excitement made me desperate to piss. At that point it was clear to me she had that fetish, and I was also turned on by it. But being a noob, I still had no idea what would happen next.
I knew she would like to hold my penis while I was releasing my pee. So we went to her bathroom, and I wanted to open the the toilet lid. She laughed out loud "haha come on, that's boring. I have a better idea". She took off her clothes and sat down in the tub. I understood and got a bonner.
I pulled out