Okay, I thought of something way crazier but you may have the more reasonable answer. If I'm somehow still right on this, however ... I dunno, it may be hilarious, but is it even worth laughing at?Those dudes are totally knight cosplayers and they think she is also one of their group.
I love how they introduced a potential encounter with the apartment ghost and then just walked the hell away. Feels like something a D&D party would do.