Troy Holloway, an asteroid mining engineer when wakes up to find himself trapped inside an escape pod idling towards the sun. He quickly realizes the true terror of his situation. With rapid oxygen depletion and a burnup rate of 90 minutes, Commander Roberts leads a rescue party to save him before it's too late. Having recently lost his son and now confronted by his immediate end, Holloway feels less enthusiastic about survival. But Roberts, speaking to him only through a weak radio transmission, is completely focused to save his life, and both soon learn that the lives they have both lived influence each other in unexpected ways.