Absolute protagonist

How to fight your way from cannon fodder to the absolute protagonist - how does a poor little girl who is abused by her family fight to become a genius scientist and lead the human expedition to the star sea? How does an ancient tyrant whitewash himself online and create a glorious chapter? How to save the world from the hands of alien gods? How to be crowned as a god in the glory of faith? How to rise from the lowest point and use the world as a chessboard? This is an alternative guide to becoming a winner in life.