An IT professional-turned-filmmaker, Sunil Sanjan, a writer, director, and producer, spent his entire savings on his debut movie Flat 211 (2017). He worked on the film while he was still having a 9-to-5 job and managed to give time on weekends. His debut movie is a mystery thriller and stars Samonica Shrivastava, Sonal Singh, Jayesh Raj, Danish Kohli, and Digvijay Singh.