Nero is the leader of a pack in the Northern Alps, one of the minions of Hougen, the boss of GB and Sasuke. He makes his first appeareance with some pack mates, beating up Hook for trepassing their territory. Gin, Akame and John shows up and Nero and his dogs, seeing how the three don't even flinch under their bites and hits, flee. Nero goes to Hougen in seek of help to get a revenge on them but is killed by the Great Dane instead.