Having weathered a challenging but successful first year as the head of the Los Angeles District Attorney's High Profile Crime Unit, Sebastian has had the added good fortune of persuading the ambitious, accomplished and recently displaced former D.A., Jessica Devlin, to revisit her glory days as a trial attorney by becoming a senior member of his team.

Shark is a drama that follows the professional and personal life of Sebastian Stark, a charismatic, supremely self-confident defense attorney who, after a shocking outcome in one of his cases and a personal epiphany, brings his cutthroat tactics to the prosecutor's office.