The Vanishing Identity by Alisa Shaw

Evelyn Hart trusts evidence. As a forensic document analyst, she believes every truth leaves a trace. But when her husband vanishes, the traces he leaves behind refuse to stay fixed. His IDs carry different names. His photos shift. Strangers remember him as different men with the same face.

Federal agents claim Daniel Hart is a protected witness whose identity was merged with others in a classified program. The man Evelyn married was never one person. He was a composite built to survive.

Determined to uncover the truth, Evelyn follows a trail through motel registries that rewrite themselves, campus files that contradict their own records, and witness interviews that change each time she plays them back. Each lead reveals another version of Daniel—artist, foreman, drifter—living parallel lives that overlap in impossible ways.

Her search leads to an abandoned research facility and a secret the government is desperate to erase. Daniel exists in multiple locations at once, each version convinced he is the original. The system holding him together is collapsing, corrupting files, erasing identities, and stripping away the memories of anyone tied to the program—including Evelyn.

When agents demand she choose between separating Daniel's identities or deleting them all, Evelyn refuses. Her decision triggers a nationwide cascade that wipes Daniel from every record. People forget him mid‑sentence. Even her own life begins to lose its shape.

But memory can outlast the systems built to control it.

Perfect for fans of Gillian Flynn, Alex Michaelides, S.J. Watson, and Lisa Jewell.