Relieved from Eris's control, the clone Rezo assaults Lina and her friends at his own will.
Rezo's secret is revealed in the book found in his institute. Two fiends take the book of secrets back and in a split second, attach the control device on Gourry.
Lina and her friends rush to the lowest level of Rezo's institute.
Threesome finally gets to Saylague. They sneak into the town in the darkness of the night, and rest in the house of Shilfeel, a friend of Gourry.
Lina, Gourry and Amelia is getting closer to Saylague. In order to outrun the tenacious pursuers they try to get on a ship, but the ship is watched by the bounty hunters.
Lina and Gourry go to a Magic shop in town to sell the treasures that Lina snatched from the bandits.
Lina Inverse is sweet sixteen on her solitary journey to Atlas City. Not many people know that she is a powerful sorceress and at the same time a great swordswoman.
Lina, Gourry, Amelia and Shilfeel get to Rezo's museum. They break the seal by the "Sword Of Light," and look for Rezo's secret in the underground chamber.
In order to have Lina and her friends come out, the clone Rezo attacks the town of Saylague.
The man Zolf brought in is called Zelgadis. He is a mixture of human, golem and demon; a creation of utter evil.
Lina and Gourry start investigating a way to stop Shabranigdo's resurrection, however they are plagued with a question. Why is Zelgadis trying to revive the Demon Lord?
Lina is confined into Zelgadis' hideout. To her surprise, the one who helped her to escape is Zelgadis himself.
Rezo suddenly appears in front of Lina and calls Zelgadis a traitor. Lina is surprised to know the relationship between the two.
Under the villains' ceaseless attack, Lina and Zelgadis have no time to rest. Meanwhile, Rezo begins to summon the demons in order to capture them.
While taking a rest in a village, Gourry and Zelgadis start to fight over "the Stone of Wisdom." Lina calms them down, but they get more hostile to each other.
Rezo succeeds to resurrect the Dark Lord, Shabranigoodoo. However, Rezo's body is taken over by the Dark Lord against his plan.