Kept by the Empress 1

After ten years of lazy seclusion on Swordspire, Killian unexpectedly unlocks a powerful system, skyrocketing his cultivation through ten realms to Grandmaster level. When a ferocious beast attacks, he reveals his true strength, shattering enemies with invisible sword energy. Beneath his slacker facade lies an unrivaled swordmaster, as the story unfolds with epic guild intrigue and thrilling battles against demonic foes.