My senior brother is too steady

Read manhua My senior brother is too steady:

Following his rebirth before to the Great God-Conferment War, Li Changshou became into a modest cultivator. Li Changshou works very hard to avoid accumulating any karma in order to survive in the harsh Primordial Times. He never lets himself get into risky circumstances and always makes a detailed plan before acting. He becomes proficient in mystical skills, masters escape strategies, refines lethal drugs, and conceals his trump cards cleverly. Originally, Li Changshou intended to stay concealed and secure in the mountain until he attained immortality. However, when his master brought home a junior sister, everything changed one year.