Usamimi Bouken-tan: Sekuhara Shinagara Sekai o Sukue

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A young man is suddenly transported to a fantasy world where he meets a self-proclaimed spirit girl with rabbit ears. Together, they must save this endangered world from destruction, but their journey is complicated by the girl's playful and persistent sexual harassment. Amidst battles and bizarre situations, they fight to protect the world while navigating intense desires and cosplay fantasies.