She is 34 and knows she cant compete for hot young alpha males like she used to and have meaningless casual sex as bfore. When they all realize ths shift, they shift from party girl to looking for a clueless compromising “nice” beta guy who will be a good provider father who will overlook their former sluttiness now because the womans priorities have changed. He will never get the best sex she could offer because the alphas got her in her wild phase and he will be cheated out of her best.
Guys who can buy top quality new cars are chastised for not buying broken down used cars.