Too Like the Lightning (Terra Ignota, #1)

by Ada Palmer

one foundling in a thousand carries in its genes a past too hard to bear. Hence the little race of ‘Gag-genes,’ which does not mean, as rumor claims, genes whose story is so vile it makes you gag, but ‘Gag-order-genome,’ a court order which denies the child access to the testimony of its own blood, for its own happiness.