She'd been working through the problem, sifting through all the disparate parts — then suddenly the pieces arranged themselves in a single motion. She sat there, catching up to what she'd already seen. He'd been listening to her for twenty minutes, something not adding up in the way she was telling it — then the gap showed itself. She was telling him two different stories at once, hoping he wouldn't notice. He saw the whole shape of it. She'd been reading the old letter without understanding what her father meant — then the meaning unfolded. He hadn't been warning her; he'd been telling her he was leaving. Twenty years later, in her kitchen, the piece that had been missing was finally there.