Valentino is a 10ft tall moth demon, and one of the Overlords that control various territories in Pentagram City, the capital of Hell's Pride Ring. Valentino is a sleazy individual in charge of a large prostitution ring, as well as the owner of one of Hell's largest porn studios. 
He is superficially charming and level-headed, but is controlling and abusive towards his subordinates, especially his star employee Angel Dust. Valentino also displays some sadistic tendencies.