The Supreme Poison Demon Becomes a Pharma Chairman

[By the Author that brought you <A Wimp’s Strategy Guide to Conquer the Tower>]300 years in the future, Earth was enveloped in mana. I was a "Mana Reject," meaning mana is poisonous to me. One day, while I was awaiting my death without even awakening, I connected with another version of my soul from a different dimension—The Supreme Poison Demon Tang Gun-ak, the supreme master of the Jianghu.