Uhura's Song

"Uhura's Song" is a Star Trek novel in which Lieutenant Uhura travels to the planet Eeiauo, where a deadly plague called ADF syndrome threatens the population. She must decide whether to share a forbidden song with the aliens, despite having sworn an oath to a friend not to reveal it, even though the song may contain the key to preventing the disease. The story explores themes of loyalty, friendship, and the ethical implications of keeping promises.