Prolougue

Assasins was known to be powerful, skillfull or clever, strong, fierce and fast. They are used to fight against their opponents who turned back themselves to their creed and make their own creed and leadership. They are the ruthless ones they love seeing innocents ho-hums suffer especially to the Fudoshin's Kin.

2 Kins has a grudge to each other but 2 persons broke that grudge.