Lightning Strikes Twice by Ginny Sterling

Katherine Cornell-Madison had always been the reliable one in the family. As the eldest child, she strives to lead by example. Volunteering to help those in need and serving as a midwife for those less fortunate – she finds herself suddenly married to a man who is in need of help himself! When Katherine is beginning to develop a fondness for her new husband… she is left a widow.
Jeremy Bryant had nothing to offer a woman but his name. With meager funds, an unsteady income, and a job that took him away from home all the time – he was not the greatest catch – except for his looks! He’s handsome, hardworking and completely smitten with Katherine. Having delivered the beautiful widow to her sister, Carrie – has him suddenly wanting to win her affections.
Can a man with a vibrant personality mend her broken heart? Could Katherine be lucky enough to fall in love a second time around?