Of course divorce is not fun. It is emotionally, intellectually, socially, and financially taxing. It impacts everything. But it does not have to be a nightmare. That will be, in part, up to you, but with the right professional you can be guided to an easier, more pleasant separation and divorce.
"... my spouse walks away while apologizing and leaves me all the money ..." Keep dreaming. Goal to shoot for might include: being able to communicate after the divorce, being able to coparent, looking at this as a chapter being closed and a new one in your life being opened.
Loss of Power. Being steamrolled. Spending too much money. If you can agree on these things, we have somewhere to begin a productive and efficient divorce.
Full-Team; "Kitchen-table," Insight-ful Collaborative Divorce [we can nail down and resolve issues well in advance of retaining attorneys, which costs more money],
Old: lots of $, fighting, slippery-slope of litigation, $5K hand-grenades to resolve simple issues.
New: identifying low hanging fruit, resolving issues with the help of a neutral party, reducing costs, less anxiety that comes with court hearings and testimony.
Privacy. Empathy. Thinking outside the box. A lowering of the temperature. Guidance. Comfort. Self direction. Autonomy and less reliance on a court or attorney who may or may not hear your full story.