Double Breed: Drop Blood

is the side story volume of the Double Breed light novel series, written by Erika Nakamura and Illustrated by Takehito Harada. It was released under the Dengeki Bunko Imprint in November 2008.

Synopsis
In Volume 10, the long-awaited collection of short stories from the popular series "Double Breed" has finally come to an end. Re-recorded 4 works of the short "Behind" series that have been published in "Dengeki Bunko MAGAZINE" etc. with some additions. And one of them, two sub-episodes related to "Children's story that is not childish", and one novella that depicts the story of "afterwards" of Volume X, which has reached the end of the angry waves, are special. Newly written. "So, let's live until we die. Let's live while thinking about dying." This is the story of those who live in pain.

(source: Bookwalker JP - Translated)