All the stories revolve around a theme, "terror through history. The attractive widow of a wealthy lawyer reunites in her luxurious house the thirteen best friends of her late husband, with the purpose of finding out if her husband's killer is one of them. But, over the next few days, a series of mysterious deaths takes place among the invited guests and servants. A family of nobles in Carrozza travel in a forest in which, in the same moment, a satanic cult completes human sacrifices made up of young girls. The ritual gives new life to the buried dead around the forest and forces the travelers to kill or be killed.