You had no sex life with (and hadn't for a long time)?
You couldn't (and had recently confessed you could never) really talk to?
Just sees their future as one hard long slog?
Has given up on your family as they are just weirdos?
Has been telling you for 5 months that we have to split up?
And yet he still says he wants to stay: he loves me; he adores the children and wants to fully help with our disabled one (and this part is absolutely true); he can live without a sex life; he is happier living as friends/co-parents than he could ever be in any other situation. This is what he says.
I've namechanged of course. If you realise who I am please don't out me. I'm going out to do a big shop if I can stop snivelling for a while. The pressure cooker I live in is about to blow!