I Am the Night tells the gripping story of Fauna Hodol, a teenage girl given away at birth and growing up near Reno, Nevada. Fauna is more or less at peace with not knowing where she comes from, until one day she makes a big discovery. As she investigates her past further, she encounters a ruined reporter, unable to forget his previous job. Together, they follow a dark path to learn more about Fauna's past and possibly unravel the most infamous unsolved murder case.