Summary
The story follows Woonhwi So, the black sheep of his family, who has no choice but to serve as a third-rate spy for the Blood Cult due to his broken spirit core. During a mission to retrieve the legendary Secret Records of the Sword Sage, he is killed, but instead of dying, he is sent back 10 years into the past, right before he was kidnapped by the Blood Cult. Upon awakening, Woonhwi gains the mysterious ability to hear the voices of swords, granting him unparalleled swordsmanship. Now, with a second chance at life, he embarks on a journey to change his fate.