In 1950s New York, Joe Dunn, the owner of a humble boxing club is found hanged. At the same time, Robert Yale, his protege and greatest hope, is reported missing. Although overwhelmed by these terrible events, Joe Dunn’s daughter, Sonia, decides to continue working towards her father’s dreams: she takes over the boxing club and calls on John Blacksad to investigate this mysterious disappearance. It’s the eve of the fight of the year and the club, which is in serious financial difficulties, will not survive Robert’s withdrawal. The investigation will lead John Blacksad to the very heart of a world in which corruption reigns supreme.