It became necessary to relocate Sai Sahan when it became clear that standard interrogation techniques would not work. His will is very strong; no doubt forged during the years he spent training in solitude, attempting to restore the ancient Yokudan art of sword-singing. Despite his utter failure to manifest the spirit swords—a task that came as naturally as breathing to the ancient masters—Sai Sahan maintains an unusually strong sense of self.