Dr. Leia Carpenter arrives aboard Sonar Platform 1 as the biggest storm of the season is closing in on the top secret research facility. Her job to confirm or debunk the results of the experiments being conducted there quickly becomes a desperate battle for survival. Carpenter finds herself pitted against not only the raging storm and enemy agents but against a prehistoric creature that should not exist- a giant Megalodon with an equally large appetite and a burning desire for vengeance against those who have held it captive

Cryptozoology has proven Kaiju are not a myth. Great monsters slumber beneath the surface of our world and below the waves of its oceans. Now an attempt to find the genetic material necessary to create and weaponize Kaiju has awoken them. All out war rages across the globe as humanity desperately struggles to survive the wrath of the Kaiju but can our technology save us as each day more and more Kaiju rise to walk the Earth?

Desron 22 was on standard, shakedown maneuvers when the squadron discovered the Pleasure Bound. The massive cruise liner was adrift, everyone aboard her, dead except for a single survivor. The man's wild tales of monsters from the deep were hard to believe until those very monsters came after the squadron itself. Now a desperate battle for survival rages on the waves as the firepower of the United States Navy goes head to head with unspeakable terrors no human was ever meant to see and live.

Colonel Brannon Jackson's Reapers are the toughest, deadliest, black ops squad that America has at her disposal. When the mission can't afford to fail, the Reapers are the ones on the sharp end. A group of doomsday cultists determined to bring about the end of humanity is the Reapers' latest target but this time even the Reapers may not be able to save the world as a prehistoric monster rises to claim the Earth's seas as its own.