Naruto: String-String Fruit from the Start, and My Wife Is the Empress

By a twist of fate, he awakened the String-String Fruit ability and unlocked Thread Release. His techniques don't even consume chakra!

After losing Kushina amid Konoha's web of deceit, Nishu Shuji, who had considered Minato and Kushina family, fell completely to darkness.

He secretly trained the Konoha 12. Though countless admirers came his way, he saw Ayame as his one true love.