What is the story map of the second mrs gioconda?

"The Second Mrs. Gioconda" by E.L. Konigsburg is a historical fiction novel that follows the story of Leonardo da vinci's painting of The Mona Lisa. The story is centered around the relationship between da Vinci and his apprentice, Salai, as they work on the painting and the mystery surrounding the identity of the woman portrayed in the portrait. The novel explores themes of art, friendship, and loyalty in Renaissance Italy.