Riders of the Plane 4

The Plane is rebuilding itself. The magical dimension where only ghosts can go, is in turmoil during its rebirth. With the violent storm that rages around them, the ghosts find that they are not alone in the Plane. The Graggons, a ferocious flesh eater, is attacking them, and heavily outnumbered, the ghosts are fighting for the right to exist. Above all else, they must prevent the Graggons from finding the hole into the Earth, and destroying the human race. And just when they think they are winning the war, another mystery appears, turning everything on its head once more...