Watching my man cum is it's own reward. This gets me every time. Makes me weak hearing his breathing, his masculine sounds, his voice and breathing changes and then if I'm lucky the grunts and eye rolls as he lose it. Yeah, this is for me too.
Some of us never found time to be happy because we were too busy trying to be strong. I felt that I felt that a lot. Just know that I got you...always.
Do it because six months from now, you will thank yourself. Sit him down and make a couple of new rules that will serve you both. You will be glad you did.