Scientist Murugan has a formula that can harness energy from lightening. A rival wants it for his evil plans. When Murugan disappears, his brother goes around the world to find him and save the world. M. G. Ramachandran, Manjula Vijayakumar, Latha Sethupathi, Nagesh, S. A. Asokan, M. N. Nambiar, Chandrakala Added on Amazon Prime 2023-02-10.