Ep 13. Devil Girl

Don Eppes and his team investigate a string of murders that appear to be connected to an online role-playing game called "Devil Girl." As they delve deeper into the investigation, they discover a complex web of relationships and identities within the game and must determine which players are innocent and which are capable of murder.

Meanwhile, Charlie Eppes continues to struggle with his own identity crisis as he questions his professional aspirations and personal relationships. His struggles lead to tension between him and his colleagues, and he must work to find a balance between his passion for math and his desire for a fulfilling life outside of academia.

As the investigation into the Devil Girl murders unfolds, the team begins to uncover a conspiracy that goes beyond the game and into the real world. With each new discovery, the stakes get higher, and the team must race against time to prevent further bloodshed.

Ultimately, the Devil Girl case proves to be one of the team's most challenging and emotionally taxing cases yet, testing their bonds and pushing them to their limits. As they work to bring the killer to justice, they learn that even in the darkest corners of the internet, there are real people with real motivations and real consequences.