A slab of food descends down a vertical facility. The residents above eat heartily, leaving those below starving and desperate. A rebellion is imminent.

A space-obsessed man gets the opportunity of a lifetime thanks to a Mars colonization program but finds his plans compromised by his feelings for a woman who brings him down to Earth.

After a mysterious leader imposes his law in a brutal system of vertical cells, a new arrival battles against a dubious food distribution method.