It receives the pieces and declines to assemble them, the way a hand will drop something too heavy before the arm has even registered the weight.

Sister.

Half-sister.

Your father’s daughter.

I turned the words over separately, examining each one, and kept them carefully apart from one another, because the moment they joined into a single meaning, the whole of my understanding of my family — of my father, of my childhood, of who exactly had been at our table and who had been kept from it — was going to have to be rebuilt from the ground up.

“That’s not possible,” I said.