I Am the Savior of Mankind

In 2022, advanced alien civilization invaded, and half of humanity was wiped out on the first day. Humanity resisted desperately, and technology developed rapidly. In 2025, humanity was extinct. Lin Yang traveled to the 15 days before the invasion of alien civilization before the demise of mankind, and accidentally opened the system. Later, Lin Yang posted a post on the Internet, which gained the attention of the Dragon Kingdom and developed various high technologies. He! Lin Yang! As the savior of mankind. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.