why so many gachi

I am very attached to this series until that "at present m" .soudain had delighted in the penultimate chapter all capsizes
the end is as sloppy, while all let think that "there will at least 2or3 still on, the series finished .nothing
cow's belly, leaving the impression that the author in writing a mare and he quickly gets rid of the "sword of truth
very, very disappointed leona