Reverend Doctor Annushka "Anna" Volovodov is a citizen of Earth and an old acquaintance of United Nations Secretary-General Esteban Sorrento-Gillis. She was instrumental in the exposing and removal of Sadavir Errinwright for crimes of treason, and later in successfully uniting Earthers, Martians, and Belters in common cause during the Slow Zone Incident.