Introduction: A Mortal’s Medicinal Elixirs ( William and Dr. Barrett ) Online Novel” Two years ago, his father’s life was taken by a drunk driver. While the driver remained free, he was imprisoned for driving under the influence. Despite his efforts, he was unable to change the situation. Yet, two years later, he obtained advanced knowledge in medicine and martial arts to fight for justice.He swore to seek retribution for those who had taken his father’s life and bullied his family. Anyone who harmed his brotherhood would pay the ultimate price.Billionaire...