The Fool of the End (2024)

Similarities Between "Black Knight" and "Goodbye Earth"
1. Post-apocalyptic world – Both series depict humanity in the midst of a global catastrophe. In "Goodbye Earth", an asteroid is approaching to destroy the planet, while in "Black Knight", the world has become uninhabitable due to air pollution.
2. Struggle for survival – The main characters find themselves in harsh conditions where only the strongest survive. "Black Knight" follows couriers who deliver oxygen and resources, while "Goodbye Earth" focuses on characters trying to find meaning in life before the catastrophe.
3. Social inequality – Both dramas highlight how disaster divides people: in "Black Knight", the elite have access to resources, while ordinary people must fight to survive. In "Goodbye Earth", the government and wealthy individuals prepare for the end of the world, leaving the poor behind.
4. Tense atmosphere – Both shows create a sense of despair and uncertainty. "Goodbye Earth" leans more towards emotional tension, whereas "Black Knight" focuses on dynamic action.

concept for both show is end of the world.

difference is Bokura no Micro na Shuumatsu is BL drama and goodbye earth is not. there is lesbian character in it but it's not main part of the story.

Goodbye earth is thriller / psychological drama but other one is focused on romance.

Same freaky doomsday scenario of an asteroid heading towards earth.
SF8 BIOO is just a short oneshot /1 standalone episode of an anthology series.