- A "Doral"-model Cylon sneaks on the BSG and blows himself up, killing 3 others
- Boomer presumably left a hatch open and helped "Doral" with the code to the weapons locker
- A tribunal is set up to investigate how the breach occurred
- Tyrol and Boomer were secretly making out during the attack
- The hangar crew covers for Tyrol to the point that one of them falsely admits guilt before the tribunal and gets sent to the brig
- Tyrol breaks up with Boomer
- Adama closes the inquiry as he believes it is a witch-hunt
- Helo goes looking for Other-Boomer, while being tracked by a trio of humanoid Cylons
- The Cylons set-up a scenario that allows Helo to rescue Other-Boomer from toaster Cylons