A young girl is found dead after a rave party in the desert on CSI. "Wild Flowers" is the third episode of the show's 13th season.
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CSI Season 13 Episode 3 Quotes

DB: Music festivals, where they played real music. I was actually at the original Humboldt Folk Life Festival 1972.
Sara: Yeah, I've never heard of that.

Sara: Welcome to the joys of long distance relationships
DB: I don't know how you do it.