"Self-upgrading? What did you mean by brushing? Tang Yu was startled.

"Yes, this dark and cold witch gas not only absorbs the body, but also absorbs the surrounding dark gas and upgrades itself. Once it reaches a certain level, there is only one result... The medical sage did not seem to dare to say any more.

"What's the result!" Tang Yu asked quickly.

"Blow up and die!" The doctor said so.

"Ka!" Tang Yu was astonished and died of explosion. How terrible it is to die of such a beautiful girl! "I wipe, so poisonous!"

"Yes, but it's also hierarchical. If I guess right, witchcraft can reach five levels, and...