Day of Darkness

Ranza, a paranormal investigator, is sent on a routine scouting mission, when he has far too close a call with an other worldly monster, and is saved by a small group of mercenary's. But before long they all end up a target of the beast, but why does it seen Ranza's not telling the others everything? What is the monster? And did that guy just light it on fire with his mind?!

In short, Day Of Darkness is an action novelette written by Rahkshi Lord, It can be found here

It provides examples of:
 * Aerith and Bob: Names include Ranza, Monaki, Desmo, and...
 * Bio Augmentation:
 * Conservation of Ninjutsu: Justified, as the
 * Demonic Possession:
 * Enemy Within:
 * Magical Incantation:
 * Psycho Prototype
 * Redshirt Army: In the prologue, no less.
 * Super Soldier: