The values on the instrument suddenly dropped to zero, and in the adjacent room, the spiritual power filling the space was instantly drained. Bai Kou looked at the person leaning against the wall from a few meters away, "Did you faint?"
For Xu Huo, the worst side effect of mental interference was the endless dizziness. As for spitting blood, that happened because he was hit by the materialized psychic power when he tried to enter the third layer of Bai Kou's spiritual world. The chest pain would gradually subside, but the feeling of dizziness, as if his brain were being stirred, didn't disappear quickly. His vision went dark briefly, and he had to lean against the wall for support.
"Come back tomorrow." Bai Kou glanced at the time and left the testing room.