Grevven II is a planet, the second planet in orbit of the Grevven star system, located somewhere in the space of the galaxy's Alpha Quadrant. By the 24th century, Grevven II was a planet of the Breen Confederacy. The deserts of Grevven II are the habitat of the rinculus, which lived in the sands. (ST - Typhon Pact novel: Plagues of Night)