A team of astronauts aboard the International Space Station is about to make a discovery that will change the course of human history forever. While investigating a sample from Mars, they find a unicellular organism that at first appears to be the simplest form of life. However, as they begin to study it, they soon realize that this organism is much smarter and more dangerous than they could have imagined. Its rapid growth and adaptability put the crew's lives in jeopardy.
As they attempt to contain the situation, the creature, nicknamed "Calvin," becomes a lethal threat, and the team realizes they must fight for their survival. Tensions rise, and as the astronauts succumb to panic, they must make difficult decisions that will test their courage and loyalty. With each passing hour, the pressure intensifies, and horror unfolds in the confined environment of the space station.
As Calvin becomes increasingly formidable, the team members must question how far they are willing to go to save themselves and what price they are ready to pay for their survival. The film blends horror suspense with science fiction, creating a chilling atmosphere where human curiosity confronts the consequences of playing with the unknown. In a deadly game of life and death, space becomes a battlefield where what lies beyond our world could be our undoing.