After fifteen years apart, Atomika is reunited with his son, but Chernobyl has changed. Under Arohnir's tutelage, he's become conceited, arrogant, and powerful - perhaps more powerful than Atomika himself. But when Zemliu, the gateway to Hell, is opened, father and son must fight side-by-side against an infernal army-a battle which will bring them together, or tear them apart once and for all.