7.Black Bullet

In the year 2021, mankind was defeated by Gastrea, a parasitical virus, and is forced to live within a wall made of Varanium monoliths, a metal that is able to subdue Gastrea. Soon, the "Cursed Children", children born infected with the Gastrea virus who are able to control them which gives them superhuman abilities, was discovered. Due to the Gastrea virus' intervention, the Cursed Children could only be female. Civil Securities are formed to specialize fighting against Gastrea, operating with the pair of an Initiator, who are cursed children, and a Promoter, serving to lead the cursed children. Ten years after the war, Rentaro Satomi, a high school student who is also a Promoter in his childhood friend Kisara Tendō's Tendō Civil Security, along with his Initator Enju Aihara, receives a secret mission to prevent the Tokyo Area's destruction. 

A near future, where humans have been defeated by the viral parasites named Gastrea. They have been exiled into a small territory and live in despair, side by side with terror. 

In this world trapped in darkness— 

Rentaro, a boy living near Tokyo and member of the "Civil Security" – an organization specializing in fighting against the Gastrea – is used to accomplishing dangerous tasks. His partner is Enju, a precocious young girl. They fight thanks to their peculiar powers until one day, when they receive a special assignment from the government. This top secret mission is to prevent the destruction of Tokyo... 

Set in a near future, this thrilling heroic-action story... starts now!