The contraceptive pills designed for werewolf shifters were a lot stronger than those used by humans and they were 99.9% foolproof. Yeah, she realized that wasn't a guarantee, but no one expects to be in the 0.1% do they?
No wonder her wolf was so content. Now that the fog had cleared, Natalie found that she was…happy. She had always wanted pups of her own, though she'd never dared hope too strongly that it would ever happen. How could she not be happy to know that growing inside her was a little person who were half her and half the person she loved? Now Dominic, on the other hand…there was no telling how he would react.
Congratulations are in order. But then, their situation has become way more severe.