La ecologista en ciernes Jane es una niña de 9 años cuyo objetivo consiste en salvar a los animales en peligro de extinción. Utilizando su poderosa imaginación, Jane lleva a sus mejores amigos David y Greybeard, el chimpancé, a aventuras épicas para ayudar a proteger a los animales salvajes de todo el mundo.

When lazy second-generation heir Yau Tin, takes over the grocery store inside the building, he overhauls it and hires all the residents in the building to work there. But soon environmentalist and stock boy, Lam Joi-yeh, leads a revolt against Yau Tin when he puts up a huge poster against the building that affects the residents' quality of life.

A sensitive young man who relishes time in nature is at odds with the rough urban culture in which he lives.