With a human body, if one wanted to fight demons—creatures that were nearly immortal—one had to temper one's physique to the absolute limit.
Shinobu Kocho was petite. In terms of strength, let alone compared to a monster like Mitsuri Kanroji, she was severely lacking even when compared to her older sister.
What was more, she was so weak that she could not even cut through a demon's neck.
Before her sister died, her final wish for Shinobu Kocho had been for her to leave the Demon Slayer Corps. She hoped Shinobu Kocho could live happily like an ordinary girl and grow old with white hair.
But how could she possibly leave her sister's murder at the hands of demons unavenged?!
Lacking the strength to sever a demon's neck, Shinobu Kocho became the only demon-slaying swordswoman who relied on poison to kill demons.
To keep up with demons' speed and accurately inject poison into their bodies, she further developed her sister's Flower Breathing, creating the more extreme and unconventional Insect Breathing.
Not to boast, but when it came to speed, Shinobu Kocho considered herself unmatched.
Yet what Shinobu Kocho had never expected was that this young man would catch up to her so easily, looking completely at ease.
What she found even harder to accept was that she had maintained Full Concentration Breathing the entire time, while this young man's breathing was slow and unhurried.
What exactly was going on?
Mu Yu said, "Your mind is unsettled. The reason I'm not using Total Concentration Breathing: Constant is because it isn't my only option. With my physique alone, I can reach the state you achieve with Total Concentration Breathing: Constant!"
Shinobu Kocho blinked her beautiful eyes, finding it even more unbelievable.
He could match her speed without using a state like "Total