HOMICRON, is a NASA physicist whose body is inhabited by a powerful alien. STARLOCK, the former servant of awesome cosmic entities, now a fugitive. FUTURA, a mysterious woman from another dimension. JALEB, the secretive agent of a race of telepaths. JAYDEE, the deadliest killing machine in the universe. The STRANGERS, brought together by TANKA, an "invariant" empowered to safeguard our world.
From his Moonbase, the dying NECROMANCER schemes to turn Earth into his funeral pyre. But his passing would not be complete without the humiliation of his arch-enemies, the super-group known as HEXAGON. As the STRANGERS mount a last, desperate attempt on the Moonbase to stop the NECROMACER's suicidal plan, the villain turns HEXAGON against them - but not all heroes will escape.