Nanatsumi Project: Sono Ichi
Japanese title: 七罪プロジェクト-其の壹-
Type: ONA
Source: Original
Episodes: 1
Status: Finished Airing
Aired: Jan 2, 2012
Duration: 4 min
Rating: PG-13 - Teens 13 or older
Genres: Avant Garde
Themes: Music

This is a world where demons live, where the night continues all the time.
Children are studying at school to threaten humans every day.
A story of a small day in such a world.

(Source: Official YouTube Channel)