Replenishment: How Deep Does It Go

"When the unthinkable becomes reality... Every 25 years, Earth becomes a hunting ground for an alien species that harvests human souls to sustain their own existence. The cycle is about to repeat, but this time, one man stands in their way. Jimmy Howell, a battle-hardened soldier, thought his fighting days were over. A head injury forced him out of the military, but his warrior spirit remains unbroken. Now, Jimmy faces an enemy unlike any he's ever known. With no training to combat this oth...