When trying to do his work correctly as a demon while the others are idling away in the demon world, Alfas goes to the human world and discovers a strong soul that seems delicious. But what will happen when the human he thought would beg for his life asks to have sex with him as his last wish? And what is this pleasure he's feeling!? アルファスは悪魔の務めとして、輝く魂を持つ人間・桐生に接触。 悪魔の手先として働き、お前の魂を貶めてやると脅迫するが、全く意に介されないうえに、何故かアルファスとセックスしたいと迫ってきて――!?