for worse or for better

The sniffling started two days later. At first, it was only a small sniffle, the kind one would get after dusting their house or during pollen season in the spring. It was nothing to pay any notice to, nothing worth worrying over.
Or so Tony thought.
or
Tony wasn't prepared to become a parent, that much had been clear long before the adoption. But now, three weeks later, he's put to the test when Peter comes down with a seemingly un-known illness.
*can be read as a stand alone but i would recommend reading the first fic of the series first*