The Diamond. Life is a Story - story.one

Anahita, Shirin, Fariba and Javad are making their way through a city of pure chaos trying to get to the heart of the city. Azar the so called villian of the story just wants to protect the diamond,his diamond.The houses,the dead bodies,the danger...it all doesn't make sence. Why are they there? Who or what is the villian actually trying to protect and why? Why are somethings so familiar and what is the connection between the so called heros and the villian?