After witnessing her brother kill Travis Marshall, Debra (Jennifer Carpenter) attempts to reconcile with Dexter (Michael C. Hall) while struggling to cover up their involvement with the murder. Meanwhile,... more
When a local convict claims he has new information regarding a 15-year-old crime spree, Miami Metro sets out to unearth new evidence on the case. Debra attempts to cure Dexter of his killer tendencies.... more
Dexter tries to bring Debra on board with his new target. While the Ukrainian mob seeks revenge for the killing of one of their own, Quinn grows close to a dancer at their strip club. LaGuerta, convinced... more
After capturing a deadly killer, things go awry for Miami Metro, sending Debra into a tailspin. In an effort to help his sister, Dexter enters into a dangerous game of cat and mouse, while the Ukrainian... more
While trying to uncover why someone was killed on his boat, Dexter must out-maneuver a vengeful Isaak. New leads are brought to light on the Wayne Randall case by Hannah McKay, Randall's alluring former... more
Dexter continues to investigate Hannah McKay as he is convinced of her guilt. Hannah walks in while he is in her nursery, searching for evidence supporting his theory - and thereby confirming her guilt.... more
Hannah grabs one of his knives and holds it to Dexter's throat. She asks why he wanted to kill her. He says "it's what I do." Meanwhile, at Debra's house, Sal Price suggests exhuming the body of Hannah's... more
Dexter refuses Debra's request to kill Hannah, telling her she would not be able to live with herself if she ordered a murder. In reality, Dexter can't bring himself to kill Hannah because he's romantically... more
Dexter takes Hannah on a boat ride only to discover she is terrified of water, the result of having been thrown into a lake by her father when she was six years old. This discovery prompts a discussion... more
The department is called to another murder by the Phantom Arsonist, and Dexter's suspicion initially falls upon the fire service investigator himself. Hannah's father, Clint McKay, pays her an unexpected... more
Dexter attends the parole hearing of Hector Estrada, the last surviving killer of Dexter's mother, which leads to Estrada's release. Nadia is missing — Quinn later learns she has moved to Las Vegas.... more
As LaGuerta closes in on Dexter's secret, Dexter struggles to protect himself, Debra and the life he's built. more