Following the catastrophic conclusion of Avatar, Lieutenant Nog – the chief operations officer of Deep Space 9 – joins forces with the crew of the USS da Vinci!
With Deep Space 9's future in doubt, Nog meets the da Vinci at Empok Nor, DS9's long-abandoned twin, in order to salvage vital technology. But they arrive to find that someone has beaten them to it – an enigmatic and dangerous alien race known as the Androssi. When the S.C.E. crew learn what the Androssi have planned for Empok Nor, it threatens not only the lives of the da Vinci and DS9 crews, but galactic peace itself!