Episode 07: Instinct -

The episode heavily involves the overarching "Sleeping Beauty" serial killer storyline, where the killer calls Ryan, showing a personal familiarity.

Dylan and Lizzie investigate the murder of a high-powered public relations representative, leading them into New York’s erotic underworld. Episode 07: Instinct

Note: If you were referring to Season 1, Episode 7, that episode was titled " Owned " and focused on the death of a professional basketball team owner. If you'd like to discuss that episode further, let me know: where the killer calls Ryan

Dylan (played by Alan Cumming) and Lizzie (Bojana Novakovic) go undercover, noted for their strong performances. noted for their strong performances.