Ep 5. I Thought It Was Love (Episode 5 of 26)

Don Matteo season 10 episode 5, titled "I Thought It Was Love," follows the detective priest as he investigates a love triangle that turns deadly. The episode opens with a wealthy businessman, Alessio, discovering that his fiancée Martina has been murdered in his villa. The police begin their investigation and they quickly discover that Martina had been seeing another man, Fabrizio, in secret. Alessio becomes the main suspect in the murder, but Don Matteo believes there is more to the story than meets the eye.

As the investigation continues, Don Matteo spends time with Fabrizio, Martina's lover, and learns that he had been in a relationship with her for years, and that their love was genuine. However, he also discovers that Martina had been receiving anonymous threatening messages for the past few weeks and that someone had been following her. Don Matteo begins to suspect that Martina's murder was not a crime of passion, but premeditated.

Meanwhile, the police investigate Alessio's alibi and discover that he too had been receiving threatening messages. The investigation soon leads to a mysterious woman, Ginevra, who had been watching both Martina and Alessio. Don Matteo investigates further and discovers that Ginevra had a motive for wanting Martina dead. Her husband, who was a close friend of Alessio's, had recently died in a car accident that Alessio had caused. Ginevra had blamed Alessio for her husband's death and wanted revenge.

The case comes to a head in a dramatic conclusion as Don Matteo confronts Ginevra and reveals the truth about Martina's murder. The episode ends with Don Matteo reflecting on the danger of obsession and how it can lead people to do terrible things.

Overall, "I Thought It Was Love" is a classic episode of Don Matteo, filled with intrigue, suspense, and a healthy dose of moral lessons. As always, the show explores the complexities of human relationships and the consequences of our actions. Fans of the series are sure to enjoy this exciting episode and newcomers are sure to be hooked.