Case of Mona Lisa's Mustache

Jenny's acquaintance, Brinsly, is forced to do something she doesn't want to do—vandalize a picture of the Mona Lisa that hangs in the library at their school by smearing paint across her face.It's not just any paint, it's military-grade, designed to coat submarines. Why would that be important? And it's not just any painting, it's La Gioconda Torlonia. On loan from a wealthy donor, it is believed...