Complex sentence: In both the novels and the TV series, Dexter is a forensic blood spatter analyst who works for the fictitious Miami-Metro Police Department; in his spare time, he is a vigilante who channels his urge to kill onto other murderers.
Split into simpler sentences: In both the novels and the TV series, Dexter is a forensic blood spatter analyst who works for the fictitious Miami-Metro Police Department. In his spare time, he is a vigilante who channels his urge to kill onto other murderers.