...
Hu~!
Shin exhaled very slowly as he was trying to enter the optimal state that he was looking for. And after a few moments of breathing rhythmically, the mana flow inside his body suddenly started flowing violently like the waves of a raging river.
After a few more moments, Shin felt that his veins felt hot due to the restless flow. And now, the violent waves of the river suddenly became the flowing magma from the mouth of a volcano.
Hu~!
A moment later, Shin started breathing out some hot streams that flew out from the gaps of the mask.
'Berserk Breathing Technique: Black Origin Threshold'
Bang!
Then Shin suddenly re-opened his eyes, making the air surrounding him turn heavy and suffocating.