Sword of a Silent Vow

To repay a friend, Shadowblade—the mentor of Elias—unleashes the ultimate technique and perishes together with the King of Frostveil. Following his mentor's last words, Elias had ground his sword in secret for ten years, while silently guarding Lucille. When the King of Frostveil’s vengeful followers return and no one in the sect can withstand them, the blade that was never meant to flash… is finally drawn.