While paying respects at their parents' graves, Yuto Takamine and his sister-in-law, Kaori, were transported to the enchanting world of Phantasmagoria. The King and Restina, fearing for their safety due to imminent threats from their adversaries, implored Yuto for assistance in the impending battle. The safety of Yuto and Kaori was contingent on his participation, as he had been entrusted with the sword called Motomeh. Its purpose was to protect Phantasmagoria from wicked spirits, mandating Yuto's involvement in defending the kingdom and securing Kaori's liberation. In doing so, Yuto began a captivating and exhilarating journey.