Less than ten minutes passed and Su Xiao's [Demon's Mark] skill was already upgraded to Lv.10, and the upgrading continued.
Carlos felt the unknown energy within him rapidly diminishing. These vile things that had been devouring his life energy for decades finally began to decrease, something unprecedented.
However, Carlos did not enjoy this process; the feeling of having the power of the demon extracted from him could only be described as excruciatingly painful. Though his pain sensation was reduced by 90%, he still felt a piercing agony.
Despite the unbearable pain, Carlos, being a ruthless man capable of attaining the rank of legion commander, kept his eyes shut and remained silent.
