A developmentally disabled man meets an extraterrestrial after a huge spacecraft leaves it behind.

Back in Singapore, Krishna is forced by circumstances to make use of his super powers and eventually become a disguised superhero termed Krrish, until becoming attracted towards his lost heritage.

Krrish along with also his dad Rohit must form teams to rescue the world out of a psycho-kinetic wicked guy called Kaal along with his army of mutants.