Confessions of the corpse 2 sadism

The first case had not ended until Officer Mahmoud Saqr was surprised by an encrypted message from the killer and learned from it that what he had was only the beginning. The events are suspicious with a more heinous crime involving three women wearing human masks of faces that had been skinned from unknown victims, and they are sitting around a table on a faceless corpse. Each of them wrote her puzzle on the body of the corpse with a scalpel, and despite all this, they do not remember anything about the crime. So, can he succeed in this challenge and find the real killer, or will he be his next victim?