Detective William Somerset and David Mills investigate a series of crimes linked to the seven deadly sins only the victims appear to be turned into animals. As the two detectives get closer to the perpetrator, he, in turn, is getting closer to them. Based on the movie: Se7en.

In 2035, the LAPD developed a specialized branch of the police force, made up of officers which had been temporarily transformed into canines to assist with law enforcement. Zach, a cop who's career has been stagnating, has been given the opportunity to enrol, and rekindle his interest in the job.