Parody darker than black

[Ajisaidenden (Kawakami Rokkaku, Takanashi Rei)] Oshiri de Yin-chan Hon (Darker than Black: The Black Contractor) [Digital]

[Ajisaidenden (Kawakami Rokkaku, Takanashi Rei)] Yin Chan's anal book (Darker than Black: The Black Contractor) [Digital]