I Was Confused at the Beginning

A new work was released, I woke up on the island and became a system candidate! How to retrieve the past memories, how to obtain the system step by step... How to unlock the story of each hero after obtaining the system? For example, is Wu Song the reincarnation of Erlang Shen? The relationship between Qin Shihuang and Sun Wukong? How to help the architects of the system destroy the West? Let me tell you all about them in the following story...