A prince in Scotland gets killed on his wedding day in Church. Another killing of a high-profile minister takes place in Orissa. No trace of the identity of the killer. Who is executing these assassinations?

As an Interpol agent (Irfan Pathan) is on his mission to crack the case, he gets a file from Judith, a young math student from India, proposing her theory called Cobra about these assassinations.

The agent comes down to India. They soon find that Madhi (Vikram) is behind these killings. He is a mathematical genius. The rest of the drama is getting to know his reasons for these assassinations.