What About the Promised Hero? Why Did the Demon King Draw His Sword?

Legend has it that as long as someone can pull out the Sword in the Stone, he can become a brave man and defeat the Demon King. However, more than a thousand years after the birth of the Demon King, no one has been able to pull out the Sword in the Stone. On this day, the Demon King and his men found the location of the Sword in the Stone and prepared to destroy it once and for all. Unexpectedly, when he held the hilt of the sword and asked his men to aim at the blade and attack, he stumbled and pulled out the Sword in the Stone...