The Cleaner

Season 1, Episode 4: Chaos Theory

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A mathematics professor uses cocaine to help him publish his research in time. His girlfriend and colleague requests William's help. William tries to stop the professor before he loses everything--his career, personal life, and even his immigrant parents' diner. Meanwhile, William's son discovers a used needle in their house after a dinner party. William realizes that the needle belongs to his former sponsor and must decide whether to cut his sponsor out of his life.