need a song...really touchy

hey,
i hope you can help me.
i need a song..it must sounds like...a boy is having a big disease,and he is dying soon.he doesnt wants his girl to be in sorrow. girl also knows that boy is suffering from that disease. so he is leaving the place he is living and the girl..he wants her girl to stay happy with some other guy coz he knows that he cannot give her all happiness. but the boy still loves that girl deeply. and it will be hard for him to leave his girl and his life. but he have to do so coz he is dying soon..
plz help me out
...i will be waiting

Have you heard the new version of this song, by Carrie Underwood?

http://www.youtube.com/watch?v=lPzAs...eature=related

I think it is perfectly touchy for the ocassion.

I really really hope they find strenght to get over all this pain and sorrow.

If you can swing a role reversal, Van Morrison's "TB Sheets" might work.