The Knight challenged Arandor to a duel and ended up defending the horse.
The Hydra provoked someone, and one head fell off.
The Shocker finished off the Hydra – a clue, day after day, or the smell of death.
Maybe they executed the samurai?
A bit out of touch with reality – the samurai.
Read some books about our traditions – the yoroi warrior, to whom the laws of honor are not alien.