Dr. Bloch's Great Momentosphere Episode #2

Lt. Beecher Skotte and Dr. Sheridan Bloch are lost in space and time, trapped in the dark Void. Life in the Void is a bore, but when the Great Momentosphere exits into the middle of a strange underground city, our heroes will have more action than they bargained for. Who is the mysterious empress? Can she be trusted? Will there Momentosphere roll again?