Mm, it is. [ Subaru would actually largely like to avoid that topic. It's rare for her to keep quiet about parts of herself, or her history, but that time was rocky for so many people and they are not here to give their consent about the details. Details that would make no sense without ALL the context to go along with it.
It's not that it's exhausting. It's just that she, herself, is still somewhat emotionally drained.
Despite that, she perks up. ] I should go look into finishing up my notes. I don't want to have to request everything I worked on before. [ She taps the side of her head. ] I still have most of it memorized — enough for the first class or two! I'd like to take a look at the schedule and pick out some nice time slots, soon, if you don't mind Euphie.