Kept thinking they were going to throw in that good old "Well. She's not happily married anyway so wreck-that-home!" with the male is an un-redeemable sod combo but i guess this author wants to be more challenging than that.
The friend is awesome. I guess it wouldn't be original if lead ended up with her, nor do I think that's where it's going, but I wouldn't complain too much if that happened.