There was one girl I really liked in school when I returned to Earth, but it took me three months to say hello. I wasn’t good with human beings. We’d just gotten back from Pitipek (a red-dwarf star system “just left” of Tau Ceti, as the joke goes). My father had been stationed there for two years with the TU’s Planetary Safety Agency, and living with the slow, enigmatic, bipedal Pitipeki—especially in one of their villages, and under those endless clouds—tends to make you lose your people skills.

I’ve sought a world with a higher-than-average ratio of sunny days and a pharmaceutical industry that developed a decade before my own. Sun, of course, improves mental health. And a more developed pharmaceutical industry implies a more liberal outlook towards chemical intervention, a more specific range of treatment plans. It isn’t easy to write equations for these variables.

Negelein is at his workstation working on the Lafferty file when the bone spear arcs over the sea of cubicles and strikes just above his right ear, penetrating his skull with a wet crunch. Oblivion is not quite instantaneous; his neurons all fire at the moment his brain goes soggy with blood, giving him, in his last instant, an overwhelming taste of peppermint.

The Surrogate walked past Casey’s window. She watched its shadow slip across the shade, then she stood and zipped up her flight suit. This was the day. No matter what. The doorbell rang. It was polite, the Surrogate. It had manners. It rang the doorbell. It said please and thank you. It had saved Casey’s life, twice, and the first time she had been grateful.