I get the impression that this was a relationship in which he was beat down by the woman. She was pessimistic, untrusting and treated him like less than. He was "framed" because she was constantly accusing him of wrongdoing or giving subtle hints that she didn't fully trust him and she pushed him so hard that he eventualy did betray her. Had she just trusted him he might not have felt compelled to find love and attention elsewhere.
Someone might have already said this but...
I get the impression that this was a relationship in which he was beat down by the woman. She was pessimistic, untrusting and treated him like less than. He was "framed" because she was constantly accusing him of wrongdoing or giving subtle hints that she didn't fully trust him and she pushed him so hard that he eventualy did betray her. Had she just trusted him he might not have felt compelled to find love and attention elsewhere.