Jenner and her sister Kendall co-authored the dystopian science fiction novel Rebels: City of Indra: The Story of Lex and Livia, which revolved around two twin girls, Lex and Livia, in a "self-sustaining biosphere" put together from the remains of Earth known as Indra.
Jenner dan kakaknya Kendall turut menulis novel fiksi ilmiah Rebels: City of Indra: The Story of Lex and Livia, yang berkisah tentang dua gadis kembar, Lex dan Livia, dalam sebuah "bioservasi mandiri" yang disatukan dari sisa-sisa Bumi yang dikenal sebagai Indra.