As if Mitsuru already had enough to deal with, now he's faced with a half-demon, half-vampire who's hellbent on securing his soul if only for her to monopolize her beloved Puellaria all to herself. And so she goes on to sealing him in a dream world where she manifests as a sultry temptress that makes him cum with even the slightest provocation. Will Mitsuru ever be able to exit this sex-filled dream world in one piece?