It could be about Adam, but what's not to say it's about someone completely different? You could apply it to any relationship Michelle may've had. Besides, the line you picked out and the way you analysed it, that's based on gossip. And while we're at it, I've heard rumours that Michelle also cheated on Adam.
I'm not saying you're wrong, I'm just saying that it's not definite.
It could be about Adam, but what's not to say it's about someone completely different? You could apply it to any relationship Michelle may've had. Besides, the line you picked out and the way you analysed it, that's based on gossip. And while we're at it, I've heard rumours that Michelle also cheated on Adam.
I'm not saying you're wrong, I'm just saying that it's not definite.