It is a sequel to Hiwatari's previous work, Please Save My Earth, and features the two focus characters of that series, Alice Sakaguchi (now Kobayashi) and Rin Kobayashi.
Earth | Earth-616 | Google Earth | Earth Day | Save the Children | Friends of the Earth | From the Earth to the Moon | Cursed Earth | Earth, Wind & Fire | Middle-earth | God Save the Queen | From the Earth to the Moon (miniseries) | Manfred Mann's Earth Band | The Day the Earth Stood Still | Save the Last Dance | Earth: Final Conflict | Iced Earth | Down to Earth | Rohan (Middle-earth) | save | Journey to the Center of the Earth | Elf (Middle-earth) | Earth Summit | Earth's magnetic field | Earth Liberation Front | Earth Crisis | The Day the Earth Stood Still (1951 film) | save (baseball) | I Mother Earth | Flat Earth |