Another considerable tale requires Bhairava’s purpose because the guardian of the town of Kashi (Varanasi). It's believed that Bhairava guards the city and its inhabitants, making certain that people that die in Kashi achieve liberation (moksha). This story highlights Bhairava’s purpose being a benevolent protector despite his fearsome overall look. https://whitebookmarks.com/story19744368/an-unbiased-view-of-yantra