Ah. I've been there before, it sucks. Whatever you feel is needed. It's your creation, you should feel proud of it.
Make a movie version that retells the events on a better way laterish. Is what Nanoha did after all =V
Progress is something that alludes us all. If only that time could be lengthened a bit...
Hope things work out for you with classes and the martial art, Heroslayer, and whatever you need or want to work out for MSLD, too.