Keep a tab open for the Six Labors of Theseus . As you watch Episode 6, compare the crime scene details to the specific labor being referenced (e.g., Sinis the Pine-Bender or the Crommyonian Sow).
A hunt for a serial killer who uses ancient Greek mythology as a blueprint for murders.
If you find the character dynamics confusing, the show is actually a sequel to the 2016 film Eteros Ego . You can find the original movie on YouTube to understand the "friendly numbers" theory that started it all.