Védra is a world of the Hollow Earths system. Informations on this world are contradictory; it can be the sixth planet or an alternate spelling of the name of Zédra 1). Two people share this planet peacefully, without ever meeting each other: the People of the Forests and the People of the Marshes. The Gravity of Védra is unpleasantly strong for the other inhabitants of the system 2).