Ep 3. The Ribos Operation: Part 3

In Classic Doctor Who season 16 episode 3, titled "The Ribos Operation: Part 3," the Doctor and his new companion, Romana, continue their mission to recover the first piece of the Key to Time. With the help of their ally, the suave and cunning Count Grendel, the trio infiltrates the stronghold of the icy world's ruling clan, the Shrivenzale.

As they navigate the treacherous terrain and evade capture by the nefarious Graff Vynda-K, the Doctor and Romana begin to unravel the true nature of the key they seek, and the sinister forces that are also in pursuit of it. Along the way, they encounter a host of colorful characters, including the devious and chatty Jethryk, the hapless but loyal Binro the Heretic, and the flamboyant and enigmatic Shrieve Captain.

But as the stakes grow higher and the danger more intense, the Doctor and Romana are forced to confront their own conflicting loyalties and priorities. Will they be able to outsmart their opponents and retrieve the first segment of the key, or will their own moral quandaries leave them with nothing but empty hands? Only time will tell in this thrilling installment of Classic Doctor Who.