: The episode heavily utilizes the specific atmosphere of Maribor, using its architecture and lighting to emphasize the "noir" elements of the investigation, reflecting the internal gloom of its protagonists. Conclusion

: Mirroring the source material, the episode centers on the tragic failure of human schemes and the harsh reality that moral intentions often crumble under the weight of past mistakes. Narrative Structure and Plot Summary

: While Steinbeck’s "mice" suggest fragility and innocence, "rats" imply a sense of infestation, betrayal, and the "dirty" underbelly of society that Inspector Vrenko frequently navigates.

As a season finale, Episode 12 serves as the resolution to the "Krošelj" case, which spanned the latter half of the second season.