Thirty Years of Cultivation in the Southern Frontier

Li Yuan and the old doctor are hunted down. Before dying, the old doctor reveals Li Yuan's true identity. Li Yuan then goes to the mountains to learn from a master. With a system that allows infinite synthesis of poison insects, he cultivates rare poisons that even legendary poison masters cannot raise. During this time, he meets Wang Zhaozhao, the granddaughter of Wang Lin, the manager of the Broken Poison Tower, and the two live together ever since.