I Relied on Puppets to Improve My Skills and Finally Became the Way to the Extreme Cold

Physics graduate student Lu Han traveled to the world of immortality. There is no system, no old man, and he is still a broken ice spirit root. You can only practice ice skills forever. He relied on wisdom and knowledge to break through the situation, and was cautious along the way. Unintentional to inspire trial and error puppets in the heart. So through countless trials and errors, the technique was improved. Walking out of an unprecedented extreme cold road.