Christian Chu wrote:
... sine Lupe (hotel maid) accidentally threw out the napkin while cleaning the room

I have never heard of the term Lupe.

"Origin of the name Lupe: Hawaiian form of Ruby, a name taken from that of a deep red gem. Alternatively, Lupe is a Polynesian name meaning "the fruit pigeon" and a short form of Guadalupe, a Spanish name meaning "valley of the wolf."