Immortal Road Heart Tribulation

If you know that you will not be able to bring your current memories and abilities with you in your next reincarnation, what preparations can you make before reincarnation? The result of reincarnation is to march towards the same goal and finally find the meaning of reincarnation, or to choose to perish forever in the face of desire? If souls from all over the world were reincarnated into the three realms of immortals and demons with their memories, it would be destined to be a cultural collision where a hundred flowers bloom. How lucky you are to live in a prosperous age! How unfortunate that human life is like grass! Countless stars rise and fall. How does the protagonist find the ultimate meaning of reincarnation in this complicated world?