Dexter and Lumen plot their next step in this scene. It's courtesy of the episode "In the Beginning."
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The life of a serial killer can be tough at times. You must decide which blade to use on your victim.
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Dexter Season 5 Episode 10 Quotes

With Lumen, I'm someone different. In her eyes, I'm not a monster at all.

Dexter

Turns out Cole and him are buddies. They f---ing poke each other on Facebook

Deb