Commodus took the loss of Saoterus badly , and Perennis now seized the chance to advance himself by implicating Paternus in a second conspiracy . Commodus took the loss of Saoterus badly , and Perennis now seized the chance to advance himself by implicating Paternus in a second conspiracy , one apparently led by Publius Salvius Julianus , who was the son of the jurist Salvius Julianus and was betrothed to Paternus 's daughter .