Cutting the Line follows husband and wife team, Naude and Katja Dreyer, and their three children as they embark on a mission to rescue seals entangled in plastic pollution along the Namibian coastline. As the seals grow bigger, the debris cuts deeper into their bodies, causing painful wounds that often lead to an agonizing death. What begins as a few spur-of-the-moment rescues quickly evolves into a unique environmental organization that finds itself pitted against a mounting global crisis.