Nick Carter Stories No. 154, August 21, 1915: The mask of death; or, Nick Carter's curious case.

Nick Carter is summoned to a lavish Fifth‑Avenue residence where a baffling theft has left the household in turmoil. The scene is set in the grand Vanhausen mansion, now a hub for a reclusive art connoisseur whose priceless collection has vanished under mysterious circumstances. Inside, a tearful young German niece, a frantic older relative, and a well‑connected broker await the detective’s keen eye and quick reasoning.

Joined by his trusty assistant Chick Carter, Nick must untangle a web of anxiety, family secrets, and the lingering scent of high‑society intrigue. The stakes are high: priceless art, a reputation to protect, and a family on the brink of despair. As the clues begin to surface, Carter’s trademark blend of intuition and methodical investigation promises to guide listeners through the first twists of this curious case, setting the stage for a classic, pulse‑quickening mystery.