Ratsasan

In the dark and gruesome world of serial killers, a young aspiring filmmaker turned detective must confront his own demons and track down a ruthless killer who is terrorizing the city. Arun Kumar's dreams of making a movie on psychopaths have been put on hold as he is forced to join the police force. But when a series of brutal murders takes place in his hometown, Arun sees an opportunity to combine his passion for storytelling with his duty to protect the innocent. As he delves deeper into the case, he uncovers a shocking web of deceit that leads him down a dangerous and unexpected path. Will Arun's first case as a detective also be his last?

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Some movies that have similar genres and were produced around the same time as Ratsasan include Killers of the Flower Moon, Crooked House, Fast Charlie, Now You See Me 2, Bad Times at the El Royale, Shattered.