Man, can hardly understand her frustration being straight, but it's hard to find someone else but even harder in that kind of mindset. That's depressing as fuck.
Kiyomi being driven by sorrow of her love leaving, pushed her towards final end, not realising the she found someone who will stay by her side even if they separate for a while.
Yuuko is such a cupid, despite her circumstances.
Thanks for scanlation!