Based on the dissection of the phenomenon of coffee culture and the introspection of the negative environmental impact from the overwhelming usage of paper coffee cups, this thesis explores a design approach to advocate the paper coffee cup issue in an educational and experimental way. A Cup Is A Corpse is a thesis that defines the possibilities between environmental topic and design resolution. It is an advertising campaign targeted on local coffee shops, providing fundamental knowledge of the paper coffee cup matter to regular consumers. A slow design approach is applied to the final design application for the reason of seeking a relationship between time, environment, design, and people. Overall this thesis involves a certain process, to be experienced by viewers. For graphic design, it adds a new point of view to the design outcome, using an interactive print method to inspire the audience in thought towards the foremost concept. In addition, the extensive analysis of coffee consumption and all the data of the negative environmental impact enhance awareness from the audience