Arthur’s Identity?

"Huuu…"

Calming down after killing the inhuman 'researcher', Leo let out a long breath. The emotions he just experienced weren't mere compassion, a part of him loathed what he saw as if it triggered a hidden trauma.

'I knew it wasn't simple.'

Rather than being confused, Leo's mind was in full gears, with so many hints and assumptions, he was only a step away from understanding the full picture!

"Who-"

Swish!

Being so close to finding out everything and achieving his target, Leo didn't let his thoughts distract him as he ran to the next chamber, killing another 'researcher' and sending the others in the room into panic!

Other than the gradual increase of Sword Breath quality that a Swordsman would obtain after every ascension, Sword Grandmasters had the privilege to throw away a bit of their constraints. Their Sword Breath had the ability to extend slightly over the blade, giving more range without the additional inconvenience of using a larger or longer sword!

"Uk-"