Lucifer-chan wa Daten shitai!

The angel Lucifer, who was disgusted by the lazy god, decides to fall to send to the Demon Lord, a subordinate who considers the world's well-being! However, Lucifer falls. Then, the Demon King who suggested that the world's balance is disturbed urges Lucifer not to fall, but I can not help declining the behavior of the devil who is too handsome ~!!