Zxvasdf
From Jenny Everywhere Wiki
“Zxvasdf” was the pen name of a prolific writer on Ficly, who has also referred to himself as Sam on social media.
Zxvasdf created, and wrote large swathes of, PROSE: Our Strange and Wonderful House, which featured Jenny Everywhere, although none of the entries featuring Jenny were Zxvasdf's work. Zxvasdf has also published plentiful short fiction on his Wordpress blog, vignettes.