Looking for Eternal Life at the End of Floating Life

If you are a 200-year-old sect genius in the late stage of elixir formation, and you suddenly have a 120-year-old junior brother who is at the first level of Qi refining, what should you do? Will you recognize it? Do you think he should call you Master? What would you do if you were building a foundation at the age of thirty and your disciple was a 120-year-old man? Can you still treat him as your own student with a normal heart? If you are ten years old and at the seventh level of Qi Refining, and your new disciple is a 120-year-old man at the first level of Qi Refining, should you call him Senior Brother or Junior Brother? Can you still study and practice with him with a normal heart? Jiang He, who has been in the martial arts world for a lifetime, suddenly becomes an immortal under a calculated plan with ulterior motives when he is about to die. How will the story develop? As the saying goes, if you ask about the path to immortality when you are a hundred years old, you will knock at the gate of heaven with your white head. Please look at this old man, looking for immortality at the end of his life.