I opened my mouth to say something but no words came out. What could I say? I had no doubt that any baby she was carrying was mine, even if I knew she wouldn't cheat on me it would have essentially been impossible for her to do so without me finding out.

But I had so strongly assumed it wasn't possible for me that I don't know how to process this. I meant what I said, I would have liked to have children with her, just being confronted with that reality was something else.

"But how?"