A peaceful town turns into hell when the movement of the Indian Ocean plate triggers a devastating earthquake there. Buildings start to crumble, and hundreds of people fall into sinkholes. A retired railway soldier and his son, an explosive demolition engineer, go deep into a solution cave to rescue the trapped people. A second quake will come in a few hours. To save the whole town from being buried by landslides, the only way is to blast the tunnel that they have worked on for 10 years.