The whole "life or death" attitude everyone had during the major battle sequence that just kind of got shrugged off in the end, like they knew it wouldn't matter if they lost was annoying . . . I was pretty hook all the way up until the end there. After that I liked the whole multiple-reincarnation ending but the poor writing of the battle had taken me out of the story and detached me from the characters so I couldn't fully enjoy it :
The God of Pain's Groom