There are many intriguing stories running in parallel in this fascinating episode: 1. The town of Vigata is buzzing as the new filming location for a Swedish television series set in 1850 that tells of a ship from their country that landed in Sicily. In the production frenzy, the director asks the locals to track down movies and vintage photos to faithfully recreate the air of Vigata at that time. 2. Meanwhile, the engineer Ernesto Sabatello, rummaging in the attic of his house, discovers some super-8 films shot by his father between 1973 and 1978. But what is intriguing the detective is that these are always taken on the same day (27th March) and always the same scene outside a country house. On hearing the story, Montalbano decides to look into this mystery. Is there something deeper and darker waiting to be discovered? 3. In the school attended by the son of Augello, a frightening and incomprehensible attack is carried out. Two people with their faces covered burst into the institute, spreading terror among teachers and children and then launch a threatening and obscure declaration. An additional mystery to shed some light on that will eventually reveal a local cyber-bullying phenomenon.
—Alan Hill