While investigating a demonic disturbance, the skeptical wizard Rilu and the devoted mage Mamori’s professional tension ignites into raw, urgent passion. As the demon’s influence grows, it awakens their deepest desires, and they give in to a fierce, sweaty union against the sacred altar, their bodies moving in desperation. Each thrust deepens their bond, merging duty with pleasure as they climax together, forever sealing their fated connection.