Olivia Graham isn't in a place to have a dog of her own, but her new position as a volunteer rescue driver for the local animal shelter will keep her close to her four-legged friends. When she's called to transport pets that have been misplaced by flooding, she doesn't hesitate to help, but then her aging car breaks down...

Veterinarian Gabe Wentworth, former EMT and firefighter, is also heading to the rescue site and reluctantly agrees to pick up Olivia on the way. After a bad breakup, Gabe's embraced the hermit life. When he meets Olivia, he can't deny their irresistible mutual attraction, and his first thought is to run the other direction. But then the two band together in a risky maneuver to save a beautiful abandoned dog from rising floodwaters. The more Gabe learns about the woman who would risk everything to save vulnerable animals, the more he realizes what he might be willing to risk...