About the Endroll Back Manga Volume 1 (Mature)

After Yuuka's suicide, her brother Asaharu is desperate for answers... and his guardian angel wants to help. This divine intervention may be closer to a deal with the Devil, though… 'You have to kill Yuuka's killer,' she says. 'If you do that, I'll bring her back to life.' Is he willing to bet his own life for a chance to save his sister? He may not like the answer that awaits him at the end of this twisted game! FOR FANS OF - Boy's Abyss, For the Kid I Saw in My Dreams AND Takopi's Original Sin