Second Coming is a sci-fi action-packed action game with battles from the XCOM series. Players are sent to explore the alien ship, there to solve the mystery of life and the origin of aliens. Strategy with RPG elements, where the battlefield is made in the style of three-dimensional battles. However, the task force created to research the alien ship makes frightening discoveries that link the ship to the source of life — believing that this is a kind of ark that carries life through the universe into the seed worlds. When they enter, they are faced with a sign with the inscription Eden, written in ancient type.