Bakarina is dumb. she could have avoided the whole doomsday thing by just going out with one of the girls ... (all of them HAREM ^_^ route) which she almost could have had (she is dumb). but no lets not have a YURI ending.... -_-
^They did, though from my understanding nothing did happen, but things may have almost. It's hard to say, since Marine seems to be the only one who really remembers it, Shion appears to not remember much of what happened