MY 18-YEAR-OLD SON MOVED IN WITH HIS LIFELONG BEST FRIEND

one that proved it wasn’t a coincidence and wasn’t a mix-up.

They found it in a file box in Bonnie’s attic.

A private placement, arranged and paid for eighteen years ago by a woman who had decided that two babies would bind her son to a girl she despised — and that one of them could simply be made to disappear.

Harriet.

Craig’s mother. The boys’ grandmother. The woman who had handed me the green-bean casserole at eighteen Thanksgivings while my other son grew up down the road.

Chapter 4: Who