Free prologue Sea of Radiation. The game takes place in a radiation-contaminated body of water. The gamer controls a small fish that devours various organisms and mutates. The survival process is complex and strategic, with a choice of evolutionary paths. Each mutation affects the fish's appearance. Enemies mutate randomly, making the game unpredictable and challenging. The ocean is full of dangers, so players need to always be vigilant and use their mental abilities to successfully overcome obstacles.