After a wealthy San Francisco banker is given an opportunity to participate in a mysterious game, his life is turned upside down as he begins to question if it might really be a concealed conspiracy to destroy him.
Between 1968 and 1983, a San Francisco cartoonist becomes an amateur detective obsessed with tracking down the Zodiac Killer, an unidentified individual who terrorizes Northern California with a killing spree.
With his wife's disappearance having become the focus of an intense media circus, a man sees the spotlight turned on him when it's suspected that he may not be innocent.