When an oil rig causes a volcanic eruption in a small town, it's not just an isolated event-as environmental activist Emily Booth and former oil company analyst Matthew Cooper fear. It's just the first in a series that could affect the dangerous Ring of Fire that contains most of the world's volcanos. Before the earth is swallowed whole by a cataclysmic series of eruptions, only Matthew knows how to stop it. It's a suicide mission, but the only alternative...