Harumagedon:The Beginning

HINATA AKARI normally known as Hina has lived with her grandparents underground since after the great war between humans and cloptexes; violent beasts with an appetite for destruction, with the knowledge of an uprising evolution designed to finally rid the world of this menace, she can't miss such a golden opportunity to finally avenge her sibling's death, HARUKI SHIBA, a boy with a dark past raised in a world where the strong are praised and the weak are abolished, what happens when they cross path after so long, will they work together, or will they realise the evil hidden within.