Who am I?

I m no one....
i m no body...
who m i....?
Am i someone...?
Am i her friend of the friend...?
or am i her best friend...?
am i her special friend...?
am i her brother...?
am i her friend of my brother...?
am i her admirer...?
am i her closely friend...?
am i her normal friend...?
am i her XXXXXXXXXX?.....u guess....?
am i her whatever friend...?
am i her cheap friend...?
am i her useless friend...?
am i her good friend...?
so who am i...?
i really don't know...?