Since this exact title isn't a widely known mainstream book or film, I’ve prepared a creative write‑up based on the likely theme: The Lingerie Salesman’s Worst Nightmare: Ahnenforschung By [Your Name or Pseudonym]

In the hushed, pastel‑lit world of high‑end lingerie boutiques, a seasoned salesman develops a sixth sense. He can gauge size from across the room, recommend a balconette bra for a sweetheart neckline, and spot a fitting‑room crisis before the first sigh escapes the curtain. His only fear? Not returns, not shoplifters, but Ahnenforschung —the German obsession with genealogical research.

The true horror dawns when she whispers, “I also found records of a private club… ‘The League of Lace Archivists.’” The salesman’s blood runs cold. He knows that name. His father mentioned it once, just before forbidding him from ever working in “intimate apparel.”

Then she pulls out a second photo: great‑grandfather, in suspenders and a knowing grin. “He was a traveling corsetier,” she adds. The salesman’s smile freezes. The family resemblance is uncanny—the same dimple, the same measuring tape draped over the shoulder.