The Thorn and Her Golden Rose (A Gender-Bent Story)

Their days in Persia have ended, but Erika and Nadir still find their lives intertwined in the shadows of Paris. Their bond unexpectedly becomes permanent after a drunken night five stories underground, and Nadir finds a monster is the future mother of his child. The two friends now face an uncertain future, as well as an uncertain relationship. (Kay-inspired AU)