Billions 1x9 -

: Every character, from Chuck to Wendy, begins to reconsider their future as the investigation starts to bleed into their private lives Billions Wiki.

: The episode ends with Donnie reappearing only to suffer a medical emergency during a high-pressure interrogation, leaving the investigation in jeopardy Den of Geek. Key Takeaways for Fans Billions 1x9

: Bobby "Axe" Axelrod Axe Capital is hit with a tip that there is a mole in his company Billions Wiki . This creates a "code red" scenario for the hedge fund, as the US Attorney's case hinges on this inside information Billions Wiki . : Every character, from Chuck to Wendy, begins