Set in Himachal Pradesh, when two murders happen in the valley, Anthony comes to the scene to investigate the killings and another team of police officials led by Senthil IPS also arrives there. Ex-military Dr. Alan is in a quest to save his infected daughter Jaani and unravels a deadly virus outbreak with officer Anthony.

Paharganj is a crime drama movie that revolves around a murder mystery in the chaotic and vibrant streets of Paharganj, where a young woman searches for answers and justice.