In the heart of Los Angeles, life carries on as usual until one day the ground begins to tremble. A utility engineer, Mike Roark, faces unexpected chaos when he realizes a volcano has erupted beneath the streets of the city. This unusual geological phenomenon unleashes a torrent of lava that relentlessly advances, threatening the inhabitants and triggering a series of disasters.
As Mike tries to keep calm and coordinate evacuations, he teams up with emergency chief Amy Barnes to create a plan to save those trapped in the impending catastrophe. As the situation becomes more desperate, they must confront not only the flames and lava but also the bureaucracy and the panic of the population, which fails to grasp the gravity of the situation. The race against time intensifies when they discover that an imminent collapse could cause even more destruction.
With the city in flames and chaos unleashed, the couple must also direct their efforts to prevent key city facilities from becoming targets of the volcanic fury. Amid the disaster, love and sacrifice emerge as powerful forces, as their lives hang in the balance. In this electrifying thriller, every second counts, and the fate of the city hangs by a thread as earth and fire threaten to consume everything.