This document provides background information on the book "Trumpet Voluntary" including its publication details, characters, plot, and locations. It summarizes that the main character Derek falls in love with and marries his friend Malgosia at their music academy in London. Years later, Malgosia disappears leaving only a strange email, sending Derek on a search for her that takes him across London, Poland, and Rio de Janeiro. Along the way he discovers unpleasant truths about his relationship with Malgosia before trying to rebuild his life. The document also includes sections on the writer, musical vocabulary used in the book, and opinions on the themes and appeal of the story.