Due to his master's scheme, Yi Gwol, Head Disciple of the Skysword Sect, was sent off to war. After 70 grueling years of military service, he's finally permitted to retire from his position as Grand Commander. Once he regains his youth through rejuvenescence, Yi Gwol secretly passes on several powerful swords to his junior disciples before starting his carefree life as a teahouse owner. But what began as a small gesture is about to cause a big conflict in the martial world...