Chances are, there is nothing but that single scene. Many of the Prvnicasting girls are one-timers. Some of them appear on Robert Rosenberg's other sites (bigassadventures, bigtitadventure, publicinvasion). Only very few (Katy Sweet, Carmen Gemini, Lucie Theodorova) have worked in porn for a longer period.
I can't tell if Eva appears somewhere else. She definitely has no FO page or thread.