What did she expect? =/ She bumps into them doing such things, wants to do them too, and even after being explained the curse, she magically thinks the other two don't suffer from it? =/
I mean, I like Sensei and all but she sure makes some dumb comments. Chastising the MC for talking about another girl when you are stealing a march on another girl (who is his SECOND girlfriend) AND dating a student. Man, she has TONS of room to talk.