Second Chance Amish Bride by Marta Perry

Caring for her late cousin's kinder is Jesse Miller's duty - even if she sees their father again. Years ago, she thought Caleb King might be her husband - until she married her cousin instead. Laid up iwth a broken leg and a busy farm, Caleb needs her. But he wants no reminder of his late wife. Jessie is gentle and kind, and she may be exactly what Caleb's family needs.

Undercover Amish by Debby Giusti

After Hannah Miller's mother is murdered, someone comes after her. Now the only way she can survive is to hide in an Amish community... and rely on former police officer Lucas Grant for protection. But finding refuge for Hannah - disguised as Plain at a secluded inn - pulls Lucas back into his old life. With the criminals closing in, can Lucas stop them...and start a new Amish life with Hannah?