Which is why I was wandering around Larchmont Hall in the dark. When my most important client asked me to look for intruders who might be breaking in there at night, I was so eager to do something physical that I would even have scrubbed the crumbling stone benches around the house’s ornamental pond.

Darraugh Graham has been with me almost since the day I opened my agency. The New York office of his company, Continental United, had lost three people in the Trade Center disaster. Darraugh had taken it hard, but he was flinty, chalklike in grief, more moving than the bluster we were hearing from too many mouths these days. He wouldn’t dwell on his loss or the aftermath but took me to his conference room, where he unrolled a detail map of the western suburbs.

“I asked you here for personal reasons, not business.” He snapped his middle finger onto a green splodge northwest of Naperville, in unincorporated New Solway. “All this is private land. Big mansions belonging to old families out here, you know, the Ebbersleys, Felittis, and so on. They’ve been able to keep the land intact-like a private forest preserve. This brown finger is where Taverner sold ten acres to a developer back in ‘seventy-two. There was an uproar at the time, but he was within his rights. He had to meet his legal fees, I think.” I followed Darraugh’s long index finger as he traced a brown patch that cut into the green like a carrot.

“East is a golf course. South, the complex where my mother lives.” At the best of times, Darraugh is a wintry, distant man. It was hard to picture him in normal situations, like being born.

“Mother’s ninety-one.