So there was a main female character which fighted demons, she would hit objects with small needles(or pins) and there was a boy who had the same kind of work but his identity was secret,at first she only saw him with a mask. They were teenagers and they went to same school(I think, or they lived...

This is manga about a long haired girl (liked by boys) , as far I remember she was stubborn ... She meets a black-haired guy ( i guess , because his were black in manga xd ) , he is popular with girls .. On the beginning , there relationship isn't growing because of her character , but they fall ...

First, thanks for taking the time to read this message of mine. I'm trying to hunt down an anime show I saw years ago. Only one scene of it is engraved in my head. The scene is based on what appears to be a destroyed city in a war zone, there's a boy shortly after some gunfire sounds off and stum...