Concerned that Bo’s plan is too risky, Trick offers Bo one more weapon for her own, and everyone else’s, safety. Bo must lead her friends into battle ahead of schedule…

Bo and the gang deal with the aftermath of a storm.

The S.G.C. is put under quarantine after a mysterious infection leaves a Russian officer in the infirmary — but the disease may not be a disease at all.

Distraught over her break-up with Clark, Lana goes to a rogue medical student who experiments with a dangerous kryptonite-based serum that allows people to flat-line but see their dead loved…

Lex considers whether to turn an operative loose to obtain or fake damaging information against Jonathan to upset his Senatorial race. But when Lex is shot, he falls into a…

Lex tracks the amnesiac Kara to Detroit, where Lois follows him. An obsessive busboy infatuated with Kara shoots Lex, and Chloe has to determine whether to heal him or not.

Believing that key information about his father’s past was lost when his memory was erased, Lex decides to join an experimental program with Dr. Garner to regain the information so…

While working on a case involving the ghost of a demented doctor, Sam and Dean get assistance from an unexpected source – Billie. Castiel finds his way back to the…

Kevin deciphers the tablet and figures out how to close the gates of Hell. He tells Sam and Dean that according to the tablet one person must face a series…

The dying President Roslin and the aggressive Viper pilot Kara Thrace try to accept the new terms of the relationship with the Cylons.

Specialist Tyrol continues to sink into despair after his recent loss. He becomes curious about Gaius Baltar’s sermons and the following he has attracted. The crew of the Demetrius grow…

D’Anna/Number Three squares off against Adama over the Temple of the Five. Athena asks for Helo’s aid in her plan to rescue Hera. On the algae planet, Apollo orders Dee…

Tyrol discovers the Temple of Five on the algae planet. The temple may hold the Eye of Jupiter, which is believed to show the way to Earth. The Cylons take…

Tyrol participates in the Circle, a secret tribunal on Galactica that tries and convicts in absentia those accused of collaborating with the Cylons during the Occupation. The death sentences–administered without…

When Baltar wins the vote, Roslin considers stealing the election because she believes he is a Cylon collaborator.

Chief Tyrol is plagued by terrifying dreams and seeks the aid of a priest. Kara leads a rescue mission to Caprica. Roslin and Baltar go head-to-head in a presidential debate…

After Boomer’s consciousness is downloaded into a new body following her death, she struggles with her new life on Cylon-occupied Caprica. Number Six is asked to help Boomer adjust to…