Tempted at Thoroughbred Lake by Delores Fossen

Life’s too short to wonder what if… Eighteen years ago, Brennan Dayton married the wrong girl. He thought it was the right thing to do after a night of bad decisions resulted in an unexpected pregnancy. Still, he’s never forgotten his high school crush, Ruby Parkman—or forgiven himself for breaking her heart.
Ruby has carved out a good life for herself and her daughter, Vivian, despite the sting of her ex–best friend’s betrayal. When Alice hooked up with Brennan all those years ago, Ruby’s heart was shattered six ways from Sunday. Now that he’s divorced, she can’t deny her still-simmering attraction for the Texas rancher. But when their kids decide to get married on a whim, Ruby and Brennan are thrown together once more. And if she’s not careful, she could get burned a second time…