I am a guy in my 40s, handsome, more financially successful than most, and a classic sexual scoundrel. I cheated on my ex-wife and every girlfriend I’ve ever had. I’m currently dating a woman in her 20s. We are both each other’s ideal type. She has as scandalous a past as I do but has “accomplished” more in a shorter time. We met via a hookup app. Then another one. And another one. We enjoyed each other’s company from the moment we met, and the sex was great. (We share a few not-easy-to-match kinks.) Most of her stuff is now at my house. We’ve had many deep dives into our respective pasts. We cringe now at how we met and why we’ve hooked up with so many random people. Here’s the issue: After 12 months together, with too many breakups to count, we have no idea how to move forward. We cannot establish...