GIVE UP! But, Just Before We Do, The Sure Kill Sword Appears! Episode 7

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. Outnumbered by the enemies, Lina and Zelgadis get into a pinch. Suddenly a shining knight pops up. It's Gourry who has been looking for Lina. He draws his ancestral sword, the Sword of Light, and slashes the fiends. Zolf and Rodimus, two loyal followers of Zelgadis, come to help them, our heroes shake off Rezo and his band.