In a dystopian future, an undercover agent named Bob Arctor is tasked with infiltrating a drug ring producing a hallucinatory substance called Substance D. As he becomes addicted himself, he begins to lose his own identity.
Though not widely recognized, it's highly appreciated for its unique rotoscoping animation technique and exploration of serious themes like drug addiction and surveillance.
Linklater rotoscopes Philip K. Dick's narcotic surveillance state. The technology is the scramble suit and the drug; the apocalypse is recognizing yourself.