And then there was Jonah—my stepson—who moved through the house the way a breeze moves through a screen door: present, slipping, barely audible at the edges. He was twenty, tall in that awkward architecture of someone not quite done with growing. He had a laugh that came from his shoulders and eyes that watched like a camera set on slow motion. We’d met years ago at family dinners; now we had more time to stack moments like coins on a table.