Shopping for love at a grocery store isn't exactly a thing, especially after 8 p.m. Unless, of course, you're talking about the love of ice cream. But there was a much greater love to be had. And though its origin lie in the frozen-foods aisle, that love would start with a brief conversation in the checkout line and a slightly longer one in the parking lot—exchanges that almost didn't happen were it not for a serendipitous errand each of us made that night. To be continued on the day of our wedding...