Hollow Moon: A Bleach Tale

From the author who brought you “Conquer The Ninja World”. Silas, a mysterious stranger with hidden motives, inhabits the body of Ichigo Kurosaki, a seemingly ordinary teenager with an extraordinary destiny. Faced with trials and cryptic pronouncements, Silas confronts his own desires for power and the looming shadow of Aizen's manipulations. Will Silas be able to forge his own path, or will he succumb to this world’s darkness? — Description from novelcodex.org