Drawing an analogy (as Rudan is all about family) and I hope this is not going to offend anyone but this is reality
You are sleeping with a woman and at the same time are having an affair, whom you are shortly going to turn into real love
Do you broadcast the affair to your partner, her family, friends etc
No. That would be embarrassing to her and you
You first finish your relationship and then say I've now suddenly discovered this new one
The problem here however he is sorting out the custody of the kids behind his current partners back before he goes