Dexter enjoys family life, raises adopted children, and works as a blood expert for the Miami police. A new monster—dismembering its victims and turning them into horrifying works of body art—almost kills Dexter’s sister, Miami police sergeant Deborah. While Deborah is in a coma, Dexter begins his own investigation. But even at the start he makes a tragic mistake, putting his freedom, life, and his family’s safety at risk…