A Hero's Heart

This is an Apple Books audiobook narrated by a digital voice based on a human narrator.

Searching for his only surviving sibling Wade Ketchum finds a ready-made family. 

Rachel Cooke is stranded on the Oregon trail with three orphans and a rebellious sister, until gambler Wade Ketchum rescues them. The hardened cowboy is searching to find his long lost brother, is out of cash and has no time for a praying spinster. When Rachel runs out of options, she makes a deal. Wade must pretend to be her husband and help her reach Oregon. But somewhere along the trail, pretending becomes real. Can she help Wade realize that he still has a heart capable of love?