The phenomenon known as the Curse Mark tended to unconsciously influence nearby swordsmen once a swordsman unlocked it, causing those qualified to unlock the Curse Mark to do so inadvertently as well.
Right now, Haku encountered this very situation.
Nezuko unexpectedly unlocking the Curse Mark affected him, causing his body, which had been developed by Breathing Technique, to stir eagerly as well.
Because of chakra, Haku's control over his own body far exceeded that of Demon Slayer Corps swordsmen, so he quickly determined that this restless power was nothing bad, and thus stopped suppressing it, allowing Water Breathing to completely unleash the power of the Curse Mark.
Instantly.
Scar-like curse marks also appeared on Haku's face, but because he wore a Dog Mask, others could not discern this.
Having similarly unlocked the Curse Mark, Haku's speed and strength also received a massive boost.
And so, the situation instantly reversed!
In the distance.
How is this possible!?
Can't even Nezuko in the Curse Mark state suppress that brat?
Suppressing Sun Breathing with Water Breathing was already an unimaginable feat, yet that brat can actually suppress Nezuko who has unlocked the Curse Mark—where on earth did Urokodaki find this monster?!
The trainers and swordsmiths were one and all dumbfounded.
Not just them, but those dozen-plus swordsmen eliminated by Haku were also standing in the distance at this moment, watching this peak duel between swordsmen.
When Nezuko unlocked the Curse Mark, quite a few people thought the battle was already over, yet unexpectedly, within just a few minutes Haku reversed the situation and once again seized the upper hand.
On the cliff.
Clang.
Accompanied by a harsh metallic clash, a Nichirin Blade was sent flying, spinning through the air several times before landing on the ground.
The next moment, Haku's Nichirin Blade rested