-And if I refuse to do it?
-There is another spaceship.
Your Crucible device appears to be largely intact. However, the effects of the blast will not be constrained to the Reapers. Technology you rely on will be affected, but those who survive should have little difficulty repairing the damage. There will still be losses, but no more than what has already been lost.
Marked, crosses, marked in blood.
He could never have taken control.
