My wife and I have been married for 13 years and within the last year, something clicked and our sex life has never been better. By her count, she orgasmed 5 times last night including squirting. Out of nowhere we’re doing butt stuff, bondage, masochism, facials, and role play. This is the best mid life crisis I could have ever imagined.
Your wife has been cheating, learning new things. Now she is feeling guilty and working out her regret.
That's like the opposite of a midlife crisis! Also, don't listen to the other guy in the comments, he wises for you to be miserable, so he probably is