Samuel didn't have time to care about the outside world during this period of time. He could only pay attention to her own mana heart.
The process of breakthrough would last for a few hours at the very least.
During this period of time, it could be said that a magic warrior was also at their weakest point.
Neither Samuel or Riya had prepared any sort of potion that could help them to break through. Besides, it was not that important for them who already had experience of breaking through in the past.
The best thing that they could do was to make a thorough preparation before their advancement.
*rumble*
Riya blinked her eyes and looked at the mana surging towards Samuel and then looked outside. Considering that she herself had made a big trouble last time, Riya would not be surprised if Samuel did the same.
And the speed was quite big.
1 meter, 2 meter, 10 meters, 30 meters…