A character who actively engages with the audience, addressing them directly and guiding them through the layered structure of the narrative, often considered to embody Italo Calvino himself.

Referred to as the "Other Reader," she is an avid reader whose apartment is filled with books. She serves as the protagonist's love interest and is characterized by her genuine fascination with literature.

An antagonist involved in a global counterfeiting scheme, whose actions undermine literary integrity. He has a past relationship with Ludmilla and is never directly encountered by the Reader.