Okay, Hakko went from 0 to 100 real quick. I kind of had idea that she's hiding something, but not to revel in the span of like 2 seconds xD She's crazier than her sister.
Dude... that one's transformation was really disturbing, no kidding. Nice contranst between diabetic sweetness romance and horror behind these creatures, thought. It feels good when story doesn't sit only on one note.