Start Living Forever by Upgrading Your Island

Chen Yuan traveled to the world of immortality and became a cultivator. However, he stayed away from the world of immortality and became the owner of a small island. Fortunately, his island can be upgraded and other buildings can be unlocked. [Hei'ao Island lv1: The island's ecological chain is complete, and it can gather the aura of heaven and earth in a small area around it. [Spiritual Vein lv1: The cultivation efficiency is increased by 5%, which can provide spiritual energy for a building, and the intensity of spiritual energy is increased in a small area. [Spiritual Pond lv1: The growth rate of fry increases by 20%, and semi-spiritual fish have a certain probability of being upgraded to spiritual fish. [Lingtian lv1: Production increased by 20%. [Spiritual Land lv1: The growth speed of spiritual seedlings is increased by 25%. ... Chen Yuan developed steadily and upgraded the island. Starting from fish farming, he unlocked the [Alchemy Room] and [Item Refining Room] step by step. When he promoted the island to the top level and was not weaker than the big world, he unlocked the last building [Biyou Palace].