STARFLEET CORPS OF ENGINEERS During the Dominion War, the Miradorn—ninety percent of whom are telepathically linked twins—allied themselves with the Dominion. Now, in the wake of the Alpha Quadrant's victory in that war, the Miradorn are eager to improve their relationship with the Federation—especially in light of the numerous dangerous devices the Dominion left behind. One of them has killed a Miradorn scientist named Or-Lin. Now, the S.C.E. team on the U.S.S. da Vinci must deactivate the rest of the devices before they become responsible for wiping out the entire Miradorn species—but the only one who can help them is Or-Lin's twin, Em-Lin, who is still devastated by the death of her sister....