"The best murderer is the one who prevents the murder from happening at all."
Every Tuesday, Nora Vance loses a day of her life.
She wakes on Wednesdays to a stranger's evidence: a fresh cut she doesn't remember making, a bruise she can't explain, a scar that's somehow years old and yet new to her. For months, the Black Creek librarian has told herself it's stress. Exhaustion. Anything but the truth.
Then a note turns up in her own handwriting - except it isn't, not quite:
She was called Emily Hart. Millbrook. 2003. He didn't let her go.
Nora has never heard that name. But someone has. Someone known only as T, who has been living inside Nora's missing hours since she was seven years old - and who has spent twenty years meticulously building a case against a man the whole town trusts.
A man Nora calls family.
In Black Creek, everyone notices. No one asks. It's how a man stays untouchable for two decades - and it's exactly what's about to end. As the blank squares on Nora's calendar fill in with names, dates, and evidence that reads like a confession, Nora has to decide how far she'll follow a woman who knows her better than she knows herself - down a quiet road, to a farmhouse with one light burning, and a truth that's been waiting twenty years for a Tuesday.
Two women. One life. Twenty years of evidence.
Only one of them remembers what he did.