Matt Nash (Dylan Walsh) is a Los Angeles reporter investigating a power plant that has been linked to the disappearances of three environmental activists. During his search for information, the city is plagued by huge earthquakes, which may be caused by a nuclear energy corporation's dangerous tests. With the help of scientist Gabriella St. John (Alison Eastwood), Matt must escape mysterious attempts on his life while trying to find the truth before it's too late for the people of California.