I Have a Wonderful Little Tool for Cultivating Immortality!

There is a taboo that has been spread throughout the world of immortality! Anyone with thunder and lightning marks on their forehead will be killed on sight! These people are heretics that cannot be tolerated by heaven. They steal life and transform into strange objects! Wherever you go, time and space are chaotic, laws are broken, and morals are corrupt... The last person with this mark was wiped out in the ninth level of heavenly calamity.