The Darkness is my Ally

Naruto was abandoned by his parents and godparents for his twin sister, and decided to never trust anyone. In his darker thoughts, he found powers he never thought would be possible. How will the lone shinobi react when the family that abandoned him to a village that hated his guts shows up suddenly? Based on the stories Darkness Always Finds a Way & Prodigy among Prodigies. Extremely Strong, Smart, and Dark Naruto. Naruto x harem. Kurama x harem. Warning: This story will contain a lot of blood & swearing. Read at your own expense.