For what it's worth? I don't, either.

[She watches him a while longer and finally asks, voice soft:] Do you want me to leave? We... aren't actually married. You don't owe me anything, and the child doesn't need to be your responsibility. You have enough to worry about, here, and more than enough people who depend on you.

[It would hurt. A lot. But she'd remove herself for him, even if she might refuse to terminate the pregnancy itself.]