A starship crashed on an uninhabited planet and its crew had to abandon it. Years later the survivors and their children try to return to the ship and send a distress signal. But for that they must go through a very dangerous mountain passage. A starship crashed on an uninhabited planet and its crew had to abandon it. Years later the survivors and their children try to return to the ship and send a distress signal. But for that they must go through a very dangerous mountain passage. A starship crashed on an uninhabited planet and its crew had to abandon it. Years later the survivors and their children try to return to the ship and send a distress signal. But for that they must go through a very dangerous mountain passage. A starship crashed on an uninhabited planet and its crew had to abandon it. Years later the survivors and their children try to return to the ship and send a distress signal. But for that they must go through a very dangerous mountain passage.