Join or Sign In
Sign in to customize your TV listings
By joining TV Guide, you agree to our Terms of Use and acknowledge the data practices in our Privacy Policy.

Scientists make a horrible discovery: The "Big One" is coming in two days, with it, California will sink to the ocean. Their only hope is to rupture a volcano that will displace the earthquake's energy and build a new crust on the surface. But as foreshocks turn California into chaos, it's a race against time the scientists might not win.
Loading. Please wait...