While Nightfall has been absent from the scene since 2013's 'Cassiopeia', their legacy has not been forgotten. Comprising the holy trinity of Greek metal - along with Rotting Christ and Septicflesh - Nightfall was the first extreme act in the country to sign an international deal, introducing the world to the burgeoning Mediterranean scene in the early '90s. 'At Night We Prey' is a very dark and personal effort, tackling the topic of Karadimas's battle with depression.