"[quirky music]" "¶ ¶" " Previously on dexter..." "I need to get my hands on that vial." "I'm just gonna extract a sample." "I'll run it for dna." "Hopefully get an I.D." " So whose blood do you think it is?" " Your blood results are in." " Emily birch." "She's not a victim." "She's alive." "Boozing it up in coral gables." " The barrel girls case,"