"The protagonist dies in an accident in the present day and awakens in the depths of a dungeon in another world. He has been reincarnated as a ""shapeshifter”, a demon with the ability to transform into anything." While the Demon King and his fellow demons have high expectations for his power, the protagonist has something completely different in mind. "“I can tease the girls all I want with this power...!” The days of mischief, by the protagonist turned lustful demon, begin."