help

Well i cant remamber but its all human and they share an affair in the summer and she comes back to sunnydale and i think she works in the Magic shop and Spike comes to sunnydale looking or her.

Perhaps this is it:
Legions of True Hearts by eurydice
look for it at http://loveslastglimpse.com

Since the original poster hasn't replied, I'm moving this to 'found' if this is not the story then let me know or simply post it here and I'll move it back to 'find-a-fic' section.