Chris Arnold, a young man who becomes infatuated with Rana, a captivating Egyptian woman with an uncanny affinity for cats. Despite being in a committed relationship, Chris is drawn to Rana's enigmatic charm and ultimately marries her, abandoning his true love.

As their marriage progresses, Chris discovers Rana's intense jealousy and her unsettling control over cats. Her obsession escalates to the point where she uses her feline companions to exact revenge on those she perceives as threats.

Philip Drake, a wealthy stockbroker, who discovers that his wife of three months, Vivian, plans to leave him for another man. In a fit of jealousy and rage, Philip shoots Vivian just as her brother, Roger, arrives at their country estate. Surprisingly, Roger offers to help Philip cover up the crime, suggesting they bury Vivian's body in the woods.

A young scientist who visits the secluded laboratory of his former mentor, Dr. Clark. Dr. Clark has developed an advanced robot named Alpha, notable for its immense strength and delicate precision. However, the robot's brain is constructed from biological material derived from a criminal's brain, raising ethical concerns. Tensions escalate when Alpha kills Dr. Clark, and the remaining assistant, Barton, reveals plans to create an even more advanced robot, Beta, potentially leading to an army of such machines .

Sandra, a beautiful and clever teenager deeply attached to her widowed father, Stephen. When Stephen remarries a woman named Helen, Sandra becomes intensely jealous, feeling that Helen is coming between her and her father. Determined to eliminate her new stepmother, Sandra begins to plot various ways to get rid of her, aiming to restore the exclusive bond she once shared with her father. 

The story centres on two elderly sisters, Martha and Elouises, who are moved into the countryside home of their nephew and his wife. Although initially treated well, the sisters grow increasingly uneasy. They feel isolated and begin to suspect that their relatives are mismanaging their estate. Their anxiety intensifies when their cats die after eating food meant for them, leading them to fear for their own safety.

The episode unfolds with Holmes and Russell devising a plan to lure Donleavy into the open. They feign a rift in their partnership, hoping to exploit Donleavy's desire for revenge. Their strategy leads them to a final confrontation in Sussex, where Donleavy reveals herself as the mastermind behind previous threats, including the kidnapping of Jessica Simpson. A tense struggle ensues, culminating in Donleavy's death and Russell sustaining a serious injury

During her recovery, Russell grapples with the emotional aftermath of the ordeal. A letter from Jessica Simpson provides solace, reaffirming the significance of her partnership with Holmes.

In this episode, Sherlock Holmes emerges from retirement as he and Mary Russell face a formidable adversary targeting them and their associates. The title, a nod to beekeeping terminology, symbolizes the strategic isolation of a queen bee, paralleling the tactics employed by Holmes and Russell to confront their enemy.

"The Affair of the Senator’s Daughter," continues the narrative of Mary Russell's apprenticeship under Sherlock Holmes. In this episode, Holmes and Russell are tasked with rescuing Jessica Simpson, the daughter of an American senator, who has been kidnapped. Their investigation leads them to Wales, where they employ disguises and deductive reasoning to locate and free the young girl. This case not only tests Russell's developing detective skills but also strengthens the partnership between her and Holmes.

Set in April 1915, the story begins with 15-year-old Mary Russell, an orphan living with her aunt in Sussex, England. While walking the Sussex Downs, she encounters the retired Sherlock Holmes, now a beekeeper. Recognizing her sharp intellect, Holmes takes Mary under his wing as his apprentice. Their partnership quickly evolves as they collaborate on a case involving espionage, marking the resurgence of Holmes's detective work and the beginning of Mary's training .

Starring: Harold Huber as Hercule Poirot.

In this episode, a cunning couple devises a plan to use Poirot to establish a perfect alibi for a murder. However, they severely underestimate Poirot's keen intellect and deductive abilities. As the plot unfolds, Poirot unravels their scheme, ensuring that justice is served