World's End Blue Bird manga volume 4 features story and art by Anji Seina.

Many years after a meteor strikes the Earth, Tokyo remains divided; the rich live in boundless splendor while the poor struggle hopelessly to survive. The new ruler and sorcerer Guang, supported by his beloved knight Ray, swears to unite the conflicted world. However, the new king Guang's ideals do not align with those of the being that controls even fate itself. Suffering at the hands of a curse, Guang and Ray each come to a realization - a way to overcome not only their own fate, but the fate of the world. Driven by hope, the pair come together in the greatest act of love, putting aside their fears and proving that love truly does conquer all.