If you are looking for the latest developments in the manga:
Inmates at Haguro are subjected to experiments where the personalities of famous serial killers (their "Base") are implanted or activated via "mirror neurons". For example, Chika’s base is modeled after the American serial killer Henry Lee Lucas .
If you are looking for the latest developments in the manga:
Inmates at Haguro are subjected to experiments where the personalities of famous serial killers (their "Base") are implanted or activated via "mirror neurons". For example, Chika’s base is modeled after the American serial killer Henry Lee Lucas . satanophany 250