Thunder Horse Heritage (Harlequin Intrigue Series)

So he was more than shocked when Julia Anderson turned up very much alive—and on the run. Julia confessed to witnessing a murder and now needs Tuck to help her stay alive…and protect the baby he hadn't known she'd had.

Julia and Tuck's marriage might not have lasted, but there was no time for recriminations with a killer on their trail. As Tuck struggles to put their painful past behind them, he can't help but find himself overwhelmed by his love for his little daughter…and his still-burning passion for Julia. Unable to trust anyone but each other, they know working together is the only way to safeguard their child. Could their one-day marriage turn into a lifelong adventure?