"just as lightning sweeps across the sky, pouring out a flood of light over the landscape for a second or two"It was easy to identify with, take up the style and produce something new, in this case the first encounter of Elisabet and John, both of whom you've met before. They'll have a daughter called Nadiya later. ;-)
Talking about fateful encounters... Do you believe fate exists? Or serendipity, or something similar? In this case, one could argue that two people fell in love because they have something in common already: taking walks where no one normally does. Is that enough of a reason to reject fate?