Free prologue Sea of Radiation. The game takes place in a body of water contaminated by radiation. The gamer controls a small fish that devours different organisms and mutates. The process of survival is complex and strategic, with the choice of evolutionary path. Each mutation affects the appearance of the fish. Enemies mutate randomly, making the game unpredictable and challenging. There are many dangers lurking in the ocean, so players must always be attentive and use their mental abilities to successfully overcome obstacles.