The Chennai city lives in fear of a psycho killer. Confidence in the police wanes until Arjun and Andrew join. Arjun, with a dark past, unveils truths about the killer. They finally arrest the killer but he escapes and chaos ensues. Arjun loses Andrew and his love, descending into darkness. The story follows Arjun's journey to vanquish the killers.
Subbu, a college student, is very fond of iPhone and plans to purchase iPhone 12, but has financial constraint. He finally buys it with his hard-earned money but falls prey to a murder case. His bank account gets credited with 1.75 crores. Who deposited such a lumpsum amount in Subbu`s account? Can Subbu prove his innocence?