As Bowers Pharmaceutical is preparing to have Lyritrol on shelves in 3 weeks, Edward finds out some disturbing news about the new drug. Joanna pursues a lead that ends in a gunfight. Meanwhile, Senator Haverstock (special guest John Laroquette) reveals his true identity to Mia, and Edward and Julian get into a physical fight at a PR event for Bowers Parmaceutical, resulting in a big career move for Edward.