Dexter

In the season four premiere, Dexter sleeplessly struggles to balance his new family life with his dark, murderous drive for a fresh victim, and his busier-than-ever forensic career pursuing a new target, The Trinity Killer.

Dexter realizes that he has carelessly misplaced crucial evidence that could expose his dark side to the world.

Dexter is hampered by increased vigilance in his neighborhood.

With his family out of town, Dexter stalks a murderous cop.

Dexter is inspired to investigate the Trinity Killer on his own.

Dexter doubles his efforts to stay ahead of the official Trinity investigation, and receives relationship advice about the friction between himself and Rita from a most unexpected source.

Dexter is dismayed by Debra's interest in their father's past.

Dexter wonders if his father's Code is truly the right path, and hopes to get answers by accompanying Trinity on an out-of-town road trip. Debra discovers that her single-minded pursuit of Trinity has blinded her to the truth.

Dexter learns more about Arthur during the Thanksgiving holiday.

Dexter questions his ideas about Arthur when a boy disappears.

Dexter protects himself as the department closes in on Arthur.

Dexter and Arthur are on an unavoidable collision course.