Ep 12. The Keeper

In Blake's 7 season 2 episode 12, "The Keeper," the crew of the Liberator receives a transmission from a planet offering them a chance to obtain a valuable substance called shadow. When they arrive on the planet, they discover that the substance is being kept under the protection of a man named Zukan, known as the Keeper. Zukan has a reputation for being ruthless and the only way to obtain the shadow is by proving oneself through a series of dangerous trials.

As the crew attempts to navigate these trials, they also discover that Zukan is not the only one interested in the shadow. A group of mercenaries have also arrived on the planet with their own plans to obtain the valuable substance.

Meanwhile, tensions continue to rise on the Liberator as Avon and Vila clash over the best course of action with regards to obtaining the shadow. Avon is determined to succeed in the trials and obtain the shadow at all costs, while Vila is more cautious and concerned about the potential dangers.

As the crew and the mercenaries continue to compete in the trials, they soon discover that Zukan has his own ulterior motives for keeping the shadow under his protection, and a dangerous power struggle ensues. The crew of the Liberator must navigate the dangerous terrain of the trials and try to outmaneuver Zukan and the mercenaries if they hope to obtain the coveted shadow.

The Keeper is a tense and action-packed episode that explores the lengths people will go to in order to obtain power and wealth. It also delves deeper into the complicated dynamics between the crew of the Liberator, particularly the ongoing conflict between Avon and Vila. The episode is filled with suspense and plot twists, and keeps viewers on the edge of their seats from start to finish.