Watch Online Free on Watchseries. Plastic Aortas is a portrait of the black plastic encasing the Fells Reservoir in the unceded land of the Massachusett, Pawtucket, and Naumkeag indigenous peoples. The lining was placed there by conservationists in order to mitigate the invasive Common Reed, which is killing native plants. However, the lining also interferes with wildlife and contaminates the water.