In 2034, after a global apocalyptic disaster that has taken over the rest of the world and plunged it into chaos, Helgoland, Germany's only offshore island, becomes humanity's last safe haven. A totalitarian society has been established on the island, allowing only 513 people, and due to scarce resources, lives are evaluated through an inhumane 'social ranking' system based on their 'usefulness.' Meanwhile, a dangerous force from the mainland is preparing to invade the island. The series features a believable story that starts slowly and becomes increasingly compelling with each episode. The top-notch acting allows you to connect with the characters. This could be a pleasant surprise, as it may have a different production style.