I didn't see her trying intentionally seduce him, or that being her main motive to invite him over, but more of him (and her too) remembering what has been between them despite his involvement with Seven, and things just happening.
But what are your thougts about baby fic? I must say that I am not huge fan of it, but there has been good baby fics written. I do fiddle babies/kids in my J/C pics sometimes. Here is one: