Mabel is an ordinary eight-year-old until she meets a mysterious pebble on her way to school.

She discovers that this ‘pebble’ is actually a gadget from 2111 called Robozonic. And it can communicate with all living things!

Robozonic needs to find a way back to the future. But it must first prevent some flowers in the park from being destroyed and enlists Mabel’s help in its mission.