Organically shaped tulle sculptures rise to different heights. Their ethereal shadows appear and disappear asynchronously under the effect of light spots coming from a video projection. Echoing nature's cycles of decay and regeneration, when these spots fade, they give way to a generative animation of lines that propagate across the tulle, evoking diffusion-reaction systems. These patterns recall recurring ramified structures in nature: tree branches, roots, or the flow of water over the sand of a beach...