Edel is the heiress of the Frost family, a noble family in Serdin that still keeps the tradition of swordsmen warriors in a realm dominated by magic. During the wars when magic became Serdin's main weapon, the Frost family has lost much of its prestige. One day, when Edel returned to her family for feeling a terrible pain in her right eye, she realized that a curse had been placed on her family. To save her family, Edel left on a journey to find the sinister red light that disappeared on the day they were cursed.