who is this girl, what animé is she from and why is she crying

thats anaru from anohana, if i told toi why she is crying then i would ruin the story for toi ;D
check it out, it has only 11 episodes, toi can watch it on mangahere.com with english sub ^^
haha, i cryed my soul out on this anime, really good :')
on my pic, anaru is the seconde from left ;)