Deb discovers Lumen's sunglasses in this clip from the episode "Everything is Illuminated." It showcases Dexter and his sister packing up his old house.
Complete with Spanish sub-titles, this is a clip from the episode "Everything is Illuminated." In it, Deb gets an earful about her plans to pick up the bad guys.
Dexter wants to commit murder on this episode, while Lumen actually does. Get an early look at the episode of Dexter titled "Everything Is Illuminated."

Dexter Season 5 Episode 6 Quotes

Lumen: Why do you have that in your purse?
Dexter: It's not a purse.

I can't get revenge for Rita's death, but I can help Lumen avenge what was done to her.