9x01 | Watch The X-files

: The episode introduces Shannon McMahon (played by Lucy Lawless), a genetically modified "Super Soldier" who can breathe underwater.

: The case begins with the suspicious death of an EPA official, whose car was forced off a bridge by a mysterious woman he picked up at a bar. Watch The X-Files 9x01

The episode picks up 48 hours after the events of the Season 8 finale. While Agent Scully is on maternity leave with her newborn son, William, Agent Doggett (Robert Patrick) finds himself under internal investigation by Deputy Director Kersh. : The episode introduces Shannon McMahon (played by