I was a bit shocked at first. It was so unexpected and it made me realize a new aspect of male sexuality. But then I also felt a strange sense of closeness, like we had shared a very private moment.
Well, if it's a non - malicious situation, the girl might laugh it off and tell the guy to leave immediately. Because the locker room is a private space for girls.
Well, German language would be a key element. Characters could be speaking German phrases here and there. For instance, they could say 'Gute Nacht' (good night) at the end of the story. German cars like BMW or Volkswagen could also be in the story. Maybe the Griffin family wins a German car in a raffle and they take it for a wild ride through the German countryside. And don't forget about German festivals. An Oktoberfest - like celebration could be going on in Quahog, with everyone wearing lederhosen and dirndls and having a great time.
One possible good night story could be about Stewie visiting Germany. He gets lost in a Bavarian forest and meets friendly woodland creatures that speak German. They help him find his way back to his family by following the sound of an oompah band playing in a nearby village. The end of the story has Stewie safely back in his bed, ready to sleep after his little adventure.
One interesting 'fate stay night reaction fanfiction' story could be about how the characters react to a modern - day setting. For example, seeing Saber in a shopping mall and her reactions to all the new things around her.
One explanation could be the novelty factor. It's something different from his normal attractions, and the newness of it might cause a momentary arousal.
Well, in some stories, the guy could initially be a bit hesitant. But once he tries it, he might discover that it's not as strange as he thought. He could feel a bit self - conscious at first, but then start to explore how it works and what kind of sensations it can bring.
There's no way to tell for sure who this 'best late at night guy' is without seeing the snap story. He could be a local character who is always up to something interesting at night. Maybe he's the guy who runs the local convenience store at night and has all kinds of stories to tell, or he could be a party - goer who is known for his wild late - night parties.