In the opening of Season 7, Dexter Morgan is dealing with the aftermath of the events from Season 6, particularly the death of his brother, Brian. He is also grappling with the revelation that his sister, Deborah Morgan, has discovered his secret life as a vigilante serial killer. The season begins with Dexter trying to maintain his dual life while also managing the tension with Deb, who is now the new lieutenant of the Miami Metro Police Department.

Deb confronts Dexter about the truth of his actions, leading to a heated discussion where she struggles to reconcile her love for him as a brother with the horror of his dark urges. Dexter tries to explain his code and the reasons behind his killings, but Deb is conflicted and feels betrayed. This confrontation sets the stage for their complicated relationship throughout the season.

As the season progresses, a new antagonist emerges: a powerful and cunning drug lord named Isaak Sirko. Isaak is introduced as a formidable foe who is seeking revenge for the death of his partner, who was killed by Dexter. He is portrayed as a calculating and ruthless character, and his presence adds a new layer of danger to Dexter's life. Isaak's pursuit of Dexter leads to several tense encounters, including a confrontation in a nightclub where Dexter narrowly escapes an assassination attempt.

Meanwhile, Deb is struggling with her own moral dilemmas as she tries to protect Dexter while also upholding the law. She becomes increasingly involved in the investigation of a series of murders that are connected to Isaak's drug operations. This leads her to make questionable decisions, including covering for Dexter when he is implicated in the murders. Deb's internal conflict deepens as she tries to balance her loyalty to her brother with her responsibilities as a police officer.

As the season unfolds, Dexter's relationship with his girlfriend, Hannah McKay, becomes more complicated. Hannah is introduced as a former accomplice of a serial killer, and Dexter is drawn to her despite the risks involved. Their relationship intensifies, and Dexter finds himself emotionally invested in Hannah, which complicates his already tumultuous life. Hannah's presence also creates tension between Dexter and Deb, as Deb is suspicious of Hannah's influence on Dexter.

The season reaches a critical turning point when Deb discovers that Hannah is a killer in her own right. This revelation leads to a confrontation between Deb and Hannah, where Deb's protective instincts for Dexter clash with her duty as a police officer. The tension escalates, and Deb ultimately decides to let Hannah go, which further complicates her relationship with Dexter.

As the season progresses, Dexter's life becomes increasingly chaotic. He faces mounting pressure from both Isaak and the police department, as well as the emotional turmoil of his relationships. The stakes are raised when Isaak captures Dexter, leading to a tense standoff where Dexter must use his wits to escape. This encounter solidifies Isaak's role as a significant threat to Dexter's life.

In the final episodes of the season, the conflict between Dexter and Isaak comes to a head. Dexter devises a plan to eliminate Isaak, leading to a dramatic confrontation in a warehouse. The showdown is intense, with both characters showcasing their cunning and determination. Dexter ultimately prevails, but not without consequences that will affect him and those around him.

The season concludes with a shocking twist: Deb, who has been struggling with her feelings for Dexter and her role as a police officer, makes a fateful decision that alters the course of their relationship forever. In a moment of desperation, she shoots and kills a man who poses a threat to Dexter, leading to a dramatic and emotional climax. This act of violence leaves Deb grappling with her own morality and the implications of her actions, setting the stage for the next season's developments.

In the ending of "Dexter" Season 7, Dexter Morgan finds himself in a precarious situation as he confronts the consequences of his actions. The season culminates in a tense showdown between Dexter and the antagonist, Hannah McKay, as well as the looming threat of the law closing in on him. The season concludes with Dexter making a significant decision regarding his future and the safety of his loved ones.

As the final episodes of Season 7 unfold, the tension escalates. Dexter Morgan, portrayed by Michael C. Hall, is grappling with his feelings for Hannah McKay, played by Yvonne Strahovski, who is a former accomplice in murder. Their relationship is complicated, as Dexter is torn between his dark urges and his desire for a normal life.

In the penultimate episode, Dexter's sister, Deborah Morgan, played by Jennifer Carpenter, is increasingly suspicious of Hannah. She is also dealing with her own emotional turmoil, having discovered the truth about Dexter's dark secret. The stakes are raised when Hannah is arrested, and Dexter must navigate the dangerous waters of protecting her while also keeping his own identity as a vigilante killer hidden.

The climax occurs when Dexter learns that the law enforcement is closing in on him, and he must make a choice. In a pivotal scene, he confronts Hannah in a tense moment where he must decide whether to let her go or eliminate her to protect his own interests. The emotional weight of this decision is palpable, as Dexter reflects on his past and the implications of his actions.

In the final moments of the season, Dexter's world begins to unravel. He realizes that he cannot maintain the facade of a normal life while being true to his nature. The season ends with Dexter making a drastic decision to protect his son, Harrison, and his sister, Deborah. He chooses to distance himself from them, believing it is the only way to keep them safe from the darkness that surrounds him.

Deborah, who has been a steadfast ally and protector, is left devastated by Dexter's choices. The season closes with a haunting image of Dexter, alone and isolated, as he contemplates his future. The fate of each main character is left in a state of uncertainty, with Dexter's path leading him further into darkness, while Deborah is left to grapple with the betrayal of her brother and the implications of his actions.

In summary, the ending of Season 7 leaves viewers with a sense of foreboding, as Dexter's dual life continues to spiral out of control, and the relationships he holds dear are put to the ultimate test.

In "Dexter" Season 7, there is no post-credit scene following the episodes. Each episode concludes without any additional scenes or content after the credits roll. The focus remains on the main storyline and character development throughout the season, with the narrative wrapping up at the end of each episode without any extra material.

"Dexter" Season 7 contains several scenes and themes that may not be suitable for children or sensitive viewers. Here are some potentially objectionable aspects:

1. Graphic Violence: The show features scenes of murder and bloodshed, often depicted in a graphic manner. Dexter, the main character, is a vigilante serial killer, and his methods can be quite brutal.

2. Mature Themes: The series explores complex themes such as morality, justice, and the nature of evil, which may be difficult for younger audiences to understand.

3. Sexual Content: There are scenes that include sexual situations and adult relationships, which may not be appropriate for younger viewers.

4. Strong Language: The dialogue includes frequent use of strong language and profanity.

5. Psychological Tension: The show often delves into psychological horror and suspense, which can be unsettling and intense.

6. Mature Relationships: The dynamics between characters can involve manipulation, betrayal, and emotional distress, which may be upsetting for some viewers.

These elements contribute to the overall tone of the series, making it more suitable for mature audiences.