A fatal car crash occurs the night a 10th planet, seemingly identical to Earth, is found in the solar system. Four years later, the woman who caused the accident is released from prison, and takes a job as a cleaner for the unwitting man whose family she killed, in the hope of making amends. Meanwhile, a suitable candidate is sought to be the first human to explore the new world. Sci-fi drama, starring Brit Marling and William Mapother