Mistranslation in the fourth panel's second speech bubble: "flu" is a contraction of "influenza". You want "common cold", an alternate translation of 風邪; yes, 風邪 can mean "flu", but "flu" is not a synonym of "common cold".
I shipped Satsuki x Ryuko before I found out that they were sisters and was crushed when they revealed that. A little while later tho I realized I could still ship them and it's just a good time overall now lol
"Akko, Professor Meridies is just helping me with a magical first aid lesson. No, professor, I do NOT think she "ought to join us." Akko, I think Sucy and Lotte are looking for you. "