Eventually her friends advise her to move on because it hurts them listening to her cry and they can't explain the situation either. Disappointingly she moves on, realizing what she thought had been going on wasn't really going on at all. So she goes out again and meets someone else. She still carries a soft spot for him so she goes over to him... and says hey before she leaves with someone else.
Then the guy has a melt-down, in the song and paints the poor girl out to be a villain. And my husband calls me bitter while I am laughing about the stupidity of the situation.
Finally, we are watching Babylon 5, a definite favorite of my husband, and Garibaldi sees his ex- on Mars and he's hoping to get back with her, I think, and she's married someone else. I said to my husband: see?!?!? He saw what I meant then. Of course my husband tries to justify Garibaldi but its the same old story.
Guys get your act together. If you like someone, FFS, tell her or sooner or later she will move on.
Jane Austen even knew this, but she would have people intercede on the lover's behalf. In Pride & Prejudice, she had lady catherine de burgh communicating on behalf of Lizzy and Darcy. Lizzy and Darcy interceded for Jane & Bingley. Only Charlotte was able to act on her own behalf cos she didn't love Mr Collins, not like Mary did.
Check out these pointers to simplify your life.