New York City in the year 2022 the population is over 40 million. Without enough food to feed the masses--most of it must be manufactured in local factories. The dinner choices are between Soylent Blue, Soylent Yellow, or Soylent Green. When William Simonson an executive in the Soylent Company, is found murdered, police detective Thorn is sent in to investigate the case. As he delves deeper into his investigation he uncovers another dark secret-- the heinous truth behind the real ingredients of Soylent Green.