The White Dragon Index's physical strength far exceeded Mu's expectations. In fact, Index had already been part of their plan. When they set out, Zeref had given them three tasks, two of which were to kill the severely weakened Li and to find a dragon in the forest that had suffered grievous wounds.
To deal with this dragon, Zeref had personally given them two weapons capable of inflicting tremendous damage on dragons.
The two of them had arrived brimming with confidence, but what they had not expected was for this dragon to be so powerful. This was despite the dragon having sustained serious injuries and despite the two of them launching a surprise attack first.
They had coated their weapons beforehand with a poison that could powerfully suppress a dragon's strength. Yet Index had adapted to the poison's effects with startling speed, then dealt the group a devastating blow.
He had managed to injure Index to some extent, but more than half of his magic power had already been spent. He was quite frustrated at this point. His magic had never been the sort suited for breaking through defenses; he wielded the power of Crystal Blade, a style more suited to mobile defense. Though he was still circling around and striking at Index, his attacks were, honestly, little different from tickling her.
Saga, meanwhile, wielded the power of Starry Sky Blade. Though this power lacked flexibility, its destructive force was immense, making it naturally ideal for dealing with a mobile fortress like Index.
But Saga had now been poisoned by Index's breath, leaving Mu even more hard-pressed to hold on alone.
Mu found it difficult to inflict any real wounds on Index, while Index's attacks forced him to dodge desperately. If he was even a beat too slow, he would