Summary
*Also included is a short story called Meiou
Hades published in volume 1 of this manga:
Amano Yuuichirou was hit by a car, and when he next opened his eyes he found himself in a dark world full of monsters. The only living thing there seems to be a miraculous young man with snow-white hair and jet-black eyes.
A short story published in “Key Jack” Vol.01 by the same mangaka…
– From Storm in Heaven