Nobunaga Concerto

What if Saburo had transmigrated a little earlier, and instead of becoming Oda Nobunaga, had become the shadow warrior who impersonated him? How would the story go then? [Nobunaga x Nobunaga fanfiction. No bashing of Kicho. Written for love, not for profit. I won't abandon it, but I can't promise daily updates. Not sure when I'll start posting.] Theme:...