MUMBAI, June 30 -- In a scene straight out of a thriller, a 32-year-old man from Bihar, who who had been living a bureaucrat's fantasy life-right inside a plush government guest house in Bandra- was arrested by the Crime Branch on Saturday. Turns out, he wasn't an IAS officer after all. The accused, Chandramohan Prasad Rambali Singh, a resident of Vaishali district in Bihar, had allegedly been impersonating an Indian Administrative Service (IAS) officer and enjoying the perks that come with the uniform-without ever cracking the UPSC exam. According to police officials, Singh had been staying for two days at the Customs department's government guest house in Bandra East, all thanks to a contact in the civil services who helped book him in. His deception, however, unravelled when his car-with a 'Bharat Sarkar' board stuck to the front-caught the attention of patrolling officers in Malad. P3...