SOMETIME

The world is being invaded by beings from another dimension called Antinoids, that have many hidden abilities, a Hero of Justice, Rapid Rabbit, has risen up to protect it! Well, that was the case, until he lost the battle to the Antinoid General name

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Ten years ago, a magic circle suddenly appeared above Earth, connecting it to the parallel world Alterna. This led to the invention of the Alternaphone, which allows people to freely reincarnate between worlds, allowing earthlings to become adventure