There was a time when all Medusa did was run this very scenario through her mind. What he would say, what she would do and there were a hundred different endings, none of which she could ever decide on and now Poseidon was here and Medusa did not know what to do.
She didn't love him. She wasn't sure if she hated him either. Somewhere along the way all those feelings had been lost in the gray fog that was immortality.