The Mirror Trial
"It's working!" Kai announced, his expression bright. A few hours passed since his training began, and after discovering that the Strings Of Fate could affect non-living objects, the boy began attempting to unlock his sixth sense.
After a few hundred deaths, Kai realized that it didn't affect him all that much. Instead of feeling the urge to disappear into the darkness, Kai only felt a slight pain along with a feeling of emptiness for a few seconds after death.
Now, he could exert himself to his limits.
His sword skills continued to grow, and although he didn't practice an art, his insane reflexes and precision compensated for the lack of rhythm and order.
'However, it's still not enough,' Arthur muttered internally, glancing at Kai. 'If he attempted the tenth floor right now, he would inevitably fail, and perhaps get lost within the illusions that the trial constructed.'