How Long Have We Been Doing This? is a mixed-media, experimental narrative set in a future world where humanity had to leave Earth due to human destruction. Centered around the saying "Too much of anything is never good", the film explores scenarios and environments on the uninhabitable Earth guided through cautionary visuals.

Through the stylized visual narrative, the film draws attention to current environmental issues such as global warming and overpopulation, and imagines their adverse effects in a future where these issues are left unattended. The film’s purpose is to remind viewers of the importance of sustainable development, at the same time calling for action through our message - The key to a bright future world lies in the preservation and sustainability of the resources we have now.