The New Year of 1898 began for Parisians with the news of the murder of a bookseller. And his colleagues by profession and detectives by vocation Victor Legree and Joseph Pinho once again swore to their close relatives an oath to put an end to dangerous investigations forever. But how can you stay on the sidelines if a headless corpse is found on the embankment of second-hand booksellers, where Joseph’s godfather works and does the series of mysterious crimes involving... confitures and an ancient manuscript continue?