Ep 24. The Keeper of Traken (4)

The Keeper of Traken (4) is the final episode in season 18 of Doctor Who. It takes place on the peaceful world of Traken, a planet comprised entirely of gardens and inhabited by a race of enlightened beings known as the Trakenites. The planet is ruled by a Keeper, a being who is responsible for maintaining the balance of power on Traken and ensuring that its inhabitants live in harmony.

As the episode begins, the Doctor and his companions arrive on Traken to investigate a disturbance in the planet's power source, known as the Source. The Keeper, who is nearing the end of his life, invites the Doctor to help him resolve the issue. However, it soon becomes clear that all is not as it seems on Traken. A mysterious figure, known only as the Melkur, has infiltrated the planet and is manipulating events from the shadows.

The Doctor and his companions work to uncover the truth about the Melkur and his plans for Traken. They discover that the Melkur is actually a former Keeper, who was overthrown and banished from Traken for his misuse of power. He seeks to regain the title of Keeper and take control of the planet once again, using the power of the Source to fuel his ambitions.

The Doctor and his companions team up with the current Keeper's daughter, Nyssa, and a group of Trakenites who believe in their cause. Together, they work to thwart the Melkur's plans and protect the balance of power on Traken. The episode is filled with suspenseful twists and turns, as the Doctor and his companions race against time to stop the Melkur before it's too late.

In addition to the thrilling plot, The Keeper of Traken (4) also explores themes of power and corruption. It raises important questions about the responsibilities that come with holding positions of authority, and the dangers of becoming too attached to power. The episode also introduces Nyssa, who would go on to become a recurring companion of the Doctor in future seasons. Her character provides a fresh perspective on the events of the episode, as she struggles to reconcile her love for her father with the knowledge of his wrongdoing.

Overall, The Keeper of Traken (4) is a gripping conclusion to season 18 of Doctor Who. With its exciting plot and thought-provoking themes, it stands out as a memorable episode in the series.