After accepting how bright their next couple of days would be, the group, well, not Mindle since she had already noticed it, but the other three paid attention to how full of mana each breath they took was. It was addictively comfortable for them to absorb so much mana without even actively drawing it to themselves. Although, the pleasant feeling disappeared as they quickly got used to the mana-rich atmosphere in a fifth level plane. Going back to a low level plane would probably be the opposite, discomforting for a few minutes at first, and then one gets used to the difference in mana density.
With the considerable leap in quality and density of the mana in the air surrounding them, Toz's confidence that they would all reach the medium level before they got to the Treblor Forest soared.
Toz's confidence boost wasn't unfounded since only a few minutes after the group got used to the atmosphere in Sleepless Brights, Nil started showing signs of reaching the next level.