In a desolate, post-apocalyptic Earth, the last remnants of ecosystems thrive in massive pods attached to a spacecraft. As the pods prepare for destruction, the Valley Forge's crew eagerly anticipates returning to their home planet. However, botanist Freeman Lowell is devastated by the thought of losing the only natural world he knows. He takes drastic measures, eliminating his crewmates and steering the ship into deep space. With only three robots for company, Lowell finds solace in the beauty of nature. But when "rescuers" suddenly appear, he's left with a desperate decision to make.

Silent Running
In a desolate future where Earth's vegetation has vanished, a lone space explorer navigates a treacherous mission to eradicate the last remnants of plant life, all within the confines of a self-sustaining spacecraft habitat.