Are normally people say something like, "Can I go too?" to a 'family' dinner of someone else family that you are not close to? She even shamelessly ask that to a boy she talk to for the first time
If Fuuma is not in meeting place, how she will explain the reason why she is there when she bring that muffler especially for her teacher? He can even think of her as stalker
Like, I think she need to learn manner
Anyway, thank you for your translation, EuchariYuma Scans!