If I had it to do all over again, I'd probably argue with the counselor and my ex-wife and negotiate something a bit more even. You will be advised not to do this. "It's easier for everyone if you just accept this plan, it's been working for families for years."
My dad died when I was 21 years old. He was afraid to die. And he was angry at God and the world for allowing his death to happen. He was no longer angry at me. He was no longer capable of being a scary figure in my life. He was small, curled up, and very angry. But like today's man, he was no longer capable of hurting me with his anger.
There is no time like the present to flip your anger into absurd, cackling, fake laughter. It's a known fact that your physical body doesn't really know the difference between real laughter and fake laughter. So if you give a big ol' Pee Wee Herman laugh, your body really thinks you are laughing. The endorphins and physical joy comes back into your system, fires up the happy side of your brain, and can bring you part of the way back to center.
In divorce, when you lose everything, what you still have is your kids. And while you are deep into the recovery of your own feelings, paying attention and parenting from a place of wholeness is critical.