Synopsis

Daiken Zenin is a 13 year old member of the Zenin clan along with his brother Eiken. But after Maki is awakened and forces Eiken to flee while sparing Daiken, he swears revenge for his dead family, now all alone he has to make new bonds with allies so he could fulfil his "Master Plan"
The whole concept itself of this said fanfic is a big what if so do not take it so seriously.