Prehistoric: If You Don't Become a Saint in 100,000 Years, You Will Self-Destruct

Zhang Jin traveled through the prehistoric world and became the first disciple of the Tongtian Cult. He was bound to the system at the beginning and would self-destruct before becoming a saint in 100,000 years! "Ding, you still have nine thousand nine hundred and ninety-nine years, 365 days, 23 hours, 23 minutes, and 39 seconds before you self-destruct." Zhang Jin was terrified, I am just an immortal now! "Ding, you get a lucky draw gift pack and get two breakthrough rewards." Zhang Jin broke through from the early stage of Tianxian to the late stage of Tianxian. "Ding, you get a lucky draw gift pack, an innate magic weapon." Hurry up, I want to break through to the saint as soon as possible! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.