Season 1 of Thou Shalt Not Kill continues the story and main plot of the series, bringing together key events and character development across the season.
Valeria Ferro, an inspector of the Turin Homicide Squad, is a young and extremely skilled police officer, with a keen intuition and an obsession: the truth. But her past reveals a wound that dates back to her adolescence, when her mother, Lucia, was convicted of her husband's murder.