 During his stay in Devagiri , Shiva comes to know of the treacherous wars that the Chandravanshis are carrying on the Meluhans . He also meets <unk> , the Chief Inventor of the Meluhans . Brahaspati invites Shiva and the royal family on an expedition to Mount Mandar , where the legendary Somras is manufactured using the waters of the Saraswati river . Shiva learns that the potion which made his throat turn blue was actually undiluted Somras , which can be lethal when taken in its pure form . However , Shiva was unaffected , which was the first sign that he was the Neelkanth . He also learns that Somras was the reason why the Meluhans lived for so many years . Brahaspati and Shiva develop a close friendship and the royal family returns to Devagiri . One morning , the whole of Meluha wakes up to loud noises coming from Mount Mandar . Shiva and his troops reach the hill to find out that a large part of Mandar has been blasted off and many of the inventors killed . There is no sign of Brahaspati , but Shiva finds the insignia of the Nagas , confirming their involvement in the treacherous wars of the Chandravanshis . 
