Two sisters go diving at a beautiful, remote location. One of the sisters is struck by a rock, leaving her trapped 28 meters below. With dangerously low levels of oxygen and cold temperatures, it is up to her sister to fight for her life.
Dr Ryan Stone, an engineer on her first space mission, and Matt Kowalski, an astronaut on his final expedition, have to survive in space after they are hit by debris while spacewalking.
