 In a time when interplanetary shipping is routine, poor judgment is a fatal error. The crew of the Solar System Shipping shipping vessel number 17 runs in shifts. When the second shift awakens from hyper-sleep almost ten months after their scheduled time, they find the ship badly damaged, off course, and missing the first shift. What s more, it s discovered the first shift killed each other. As the plot unfolds, something truly evil is discovered on-board - humans.