Prince Lucas, after many years of absence, returns home to save his country from Duke Demonas, a merciless man who killed his parents and stole the throne. And what's this... he does it by using a strange power!?
AIYA Kyu
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From One Peace:
Naofumi Iwatani, an uncharismatic Otaku who spends his days on games and manga, suddenly finds himself summoned to a parallel universe! He discovers he is one of four heroes equipped with legendary weapons and tasked with saving the world from its prophesied destruction.
As the Shield Hero, the weakest of the heroes, all is not as it seems. Naofumi is soon…