'Debil' is a sci-fi/ horror story set in outback Australia in the 1930s. A crack city detective is sent to help the local police solve a series of mysterious disappearances. He is helped by a young Aboriginal tracker who is one of the few locals who really knows who (or what) is behind them. The detective's arrival coincides with a series of strange happenings in a bush town while during the search the two men develop a mutual respect for each other. But the story ends in tragedy.