The episode begins with Dexter Morgan at the Miami Metro Police Department, where he is still grappling with the aftermath of the previous events involving his sister, Debra. He is trying to maintain a facade of normalcy while dealing with the emotional turmoil of his life as a vigilante serial killer. Debra is seen struggling with her own issues, particularly her feelings about the recent revelations regarding Dexter's dark side.

Dexter receives a call about a body found in the water, which leads him to investigate a new case. The victim is a young woman, and Dexter quickly realizes that this murder is connected to a larger pattern of killings. He begins to piece together clues that suggest the involvement of a new killer, one who is targeting women and disposing of their bodies in a similar manner.

Meanwhile, Debra is dealing with her own investigation into the case of the missing women. She is determined to find the killer and is frustrated by the lack of leads. As she digs deeper, she uncovers evidence that points to a potential suspect, a man named Alex, who has a history of violence against women. Debra's determination to solve the case leads her to confront Alex, but he denies any involvement.

As Dexter continues his investigation, he discovers that the new killer is using a unique method to drown his victims. He realizes that he needs to get closer to the suspect to gather more information. Dexter decides to infiltrate the suspect's life, posing as someone who is interested in his activities. This leads Dexter to a local swimming pool where he observes Alex and his interactions with other women.

In a parallel storyline, Debra is dealing with her own personal issues, particularly her feelings for Dexter. She is conflicted about her relationship with him, especially after learning more about his dark past. This internal struggle is highlighted in her conversations with her colleagues, where she expresses her concerns about Dexter's behavior.

As the episode progresses, Dexter's investigation leads him to a confrontation with Alex. Dexter, using his skills as a forensic expert, sets up a scenario to catch Alex in the act. He stages a situation where he can observe Alex's behavior and gather evidence against him. This culminates in a tense moment at the pool where Dexter confronts Alex directly.

During the confrontation, Dexter uses his charm to manipulate Alex into revealing more about his actions. However, things take a turn when Alex becomes aggressive, and Dexter is forced to defend himself. A physical struggle ensues, and Dexter manages to overpower Alex, but not without a significant risk to himself. He ultimately decides to let Alex go, realizing that he needs to gather more evidence before taking any drastic actions.

The episode concludes with Dexter reflecting on his choices and the implications of his actions. He is left with the weight of his decisions, both as a brother and as a killer. Debra, on the other hand, is still grappling with her feelings for Dexter and the moral complexities of their relationship. The tension between them continues to build, setting the stage for future conflicts.

In the ending of "Swim Deep," Dexter Morgan confronts the consequences of his actions as he deals with the fallout from the investigation into the Ice Truck Killer. The episode culminates in a tense standoff between Dexter and the antagonist, while also revealing the complexities of his relationships with other characters, particularly Debra Morgan.

As the episode "Swim Deep" unfolds, Dexter Morgan is grappling with the implications of his dark urges and the increasing scrutiny from law enforcement. The tension escalates when he learns that the Ice Truck Killer's legacy is still haunting him, as the investigation into the murders continues to unfold.

In a pivotal scene, Dexter finds himself in a confrontation with a new threat, the character of Sal Price, who is a journalist investigating the Ice Truck Killer case. Sal's probing questions and relentless pursuit of the truth put Dexter on edge, as he fears exposure. Dexter's internal struggle is palpable as he tries to maintain his facade while navigating the dangerous waters of his double life.

Meanwhile, Debra Morgan, Dexter's sister, is dealing with her own demons. She is torn between her loyalty to her brother and her duty as a police officer. As the investigation deepens, Debra's suspicions about Dexter's activities grow, leading to a critical moment where she confronts him about his secrets. The emotional weight of their relationship is highlighted as Debra grapples with the realization that her brother may not be the person she thought he was.

The climax of the episode occurs when Dexter is forced to make a choice that will impact not only his life but also the lives of those around him. In a tense sequence, he confronts Sal Price, who has uncovered too much information about Dexter's past. The confrontation is fraught with danger, as Dexter must decide how far he is willing to go to protect his secret life. The scene is charged with suspense, showcasing Dexter's struggle between his desire to kill and his need to protect his loved ones.

As the episode draws to a close, the fallout from Dexter's actions becomes evident. Debra's trust in Dexter is shaken, and the rift between them widens. The episode ends on a cliffhanger, leaving viewers questioning the future of Dexter's relationships and the potential consequences of his choices.

In summary, the fates of the main characters are left hanging in the balance. Dexter remains ensnared in his web of lies, while Debra is left to grapple with her conflicting feelings about her brother. The episode concludes with a sense of foreboding, setting the stage for the challenges that lie ahead for both characters as they navigate the complexities of their intertwined lives.

In "Swim Deep," the fifth episode of Dexter's seventh season, there is no post-credit scene. The episode concludes without any additional scenes after the credits roll. The focus remains on the main storyline and character developments throughout the episode, leading to a dramatic conclusion without any extra content following the credits.

In 'Swim Deep', Dexter continues to develop his relationship with Hannah McKay, who is a key character introduced in this season. Their connection deepens as they share personal stories and experiences, leading to a more intimate bond.

In this episode, Debra Morgan grapples with her feelings about Dexter's dark secret. She is conflicted and struggles with the implications of his actions, which creates tension between the siblings.

Sal Price, a journalist, plays a significant role in 'Swim Deep' as he investigates the Bay Harbor Butcher case. His presence adds pressure to Dexter and Debra as they navigate the complexities of their lives and the investigation.

In 'Swim Deep', the theme of trust is explored through Dexter's interactions with Debra. As she becomes more suspicious of his actions, the trust between them is tested, leading to moments of tension and uncertainty.

The underwater scenes in 'Swim Deep' serve as a metaphor for Dexter's internal struggles and the depths of his psyche. These visuals are pivotal in illustrating his emotional state and the challenges he faces in balancing his dual life.

In "Swim Deep," Season 7, Episode 5 of Dexter, there are several scenes and themes that may be considered objectionable or upsetting for children or sensitive viewers.

1. Violence: The episode contains scenes of murder and violence, consistent with the show's premise, which revolves around a vigilante serial killer. There are graphic depictions of blood and death.

2. Mature Themes: The storyline includes themes of betrayal, manipulation, and moral ambiguity, which may be complex and unsettling for younger audiences.

3. Language: There is the use of strong language throughout the episode, which may not be suitable for children.

4. Sexual Content: There are scenes that involve sexual situations and suggestive content, which may be inappropriate for younger viewers.

5. Psychological Tension: The episode features intense psychological drama and suspense, which could be distressing for sensitive viewers.

These elements contribute to the overall mature rating of the show, making it less suitable for a family-friendly viewing experience.