Bleach: Kuroi Sora

Bleach: Kuroi Sora (Lit. Bleach: Black Skies) follows the story of the Cinco Cuerpos, Azura Mazda, and the Sia's - Sia Reign, Sia Prince, and Sia Earth, as they attempt to capture the Ken-ki (lit. Universe Key) and take over the Universe as the Gotei 13 try to stop them. Meanwhile, a boy named Akira Madoka is out one night, walking, when his life was soon forever changed as he was attacked by a Hollow. Frightened out of his mind, he attempted to out-run the undead beast but to no avail. Fearing death, he grabbed his pocket knife

Synopsis
''This arc is the official start of Bleach: Kuroi Sora. This focuses on Akira Madoka, the Shinigami that gave him his powers to defeat the Hollow, becoming a Shinigami, adapting to his powers, and finding hollows to kill.

Chapters
1. The Bright Circle and the Wind Blade - A Shinigami is Born!
 * Akira Madoka is first introduced in this chapter

Synopsis
''This arc is the unofficial start of Bleach: Kuroi Sora. With the Espada dissolved, Hueco Mundo has gone back to being a dry, leader-less, desert. However, 12 Arrancar, calling themselves "the Cinco Cuerpos", have appeared on the scene with a plot to destroy the Shinigami who have, in their minds, "brought disgrace to Hueco Mundo and it's inhabitants." The Soul Society has caught wind of this plot and sent their forces.''

The Cinco Cuerpos are listed here.

Chapters
1. The Beginning of the End
 * The Cinco Cuerpos are formally introduced here.

2.