Jack is young 8-year-old scientist who idolises his father who is a certified scientist. He loves to experiment and desperately tries to help his dad on his big project until something goes wrong and Jack ends up at the other side of the food chain. Jack's experiment turns him into a very small boy, two centimetres tall to be exact. Jack now needs to make his way back home and back to his old self but he can't do this by himself and on his journey back home makes some interesting friends along the way.