Complete story — includes the ending
Dexter refuses Debra's request to kill Hannah. Meanwhile, Isaak escapes his police surveillance and attempts to kill Dexter again, but fails. Astor, Cody, and Harrison's grandfather needs surgery, so the three children come to stay with Debra in Miami. During a meal at Batista's restaurant, Dexter and Debra discover Astor has been smoking marijuana and confront her about it. Feeling he is out of control in his mission to avenge Viktor's death, the Koshka Brotherhood puts a hit on Isaak. LaGuerta finds a potential link between Dexter and the Bay Harbor Butcher at a nearby marina. Dexter breaks into Isaak's apartment only to encounter a Koshka hitman already there. Dexter kills the hitman, later found by Isaak who now understands a hit has been put out on him. Quinn is blackmailed into helping the Koshka Brotherhood in the future. Debra learns that Dexter and Hannah are seeing each other and, during a conversation with Dexter, reveals her romantic feelings for him. Dexter tracks Isaak to a gay bar where Isaak reveals to Dexter the reason he is trying to kill him: Isaak and Viktor were lovers.
Sources and content license
Source and revision history · Adapted from Wikipedia contributors, Dexter season 7. HTML formatting and reference markers removed. · Content license