Lt. Debra Morgan: [having searched his apartment] Did you kill all these people?
Dexter Morgan: [long pause] I did.
Lt. Debra Morgan: Are... are you a serial killer?
Dexter Morgan: [in a whisper] Yes.
Viktor Baskov: Is there anything I can say to keep you from killing me?
Dexter Morgan: No.
Viktor Baskov: Then get it over with!
Dexter Morgan: Normally I don't take orders. But in this case...
[bludgeons him with a fire extinguisher]