What you said may be valid, Ryll - so call me inexperienced in dating teachers (irl or not) as that's true, but I'm already looking forward to more of this arc. Perhaps I'm simply swallowed by her hairstyle and energy. I find the fact that she's throwing Keima off to be a good thing. I was getting a little tired of him knocking (up?) down all the girls one at a time with the same general pattern.