Her second book, Pequenas Tiranias (2015), is a trilogy of short stories about the everyday lives of common people.

[citation needed] As an illustrator, Valek drew the cover and chapters of Jarid Arraes' book – As Lendas de Dandara (2015).

Moreover, Valek edited and illustrated the cover of the first Brazilian translation of Rokeya Sakhawat Hussain's book Sultana's Dream which was first published in the Indian Ladies Magazine in Madras in 1905.

[4] In one of her interviews,[5] Valek explains that science fiction can be a tool used by feminist writers to raise questions about gender roles, transphobia, race, and sexuality.

Within feminist science fiction, Valek and Lady Sybylla organized a collection of ten short stories called Universo Desconstruido.