Seven Mortal Sins X-TASY

The story is about Lucifer, the Fallen angel, who was sent to hell for his sin against the Gods. In the lowest level of hell, the demon kings who rule over hell have sealed Lucifer's power. Although Lucifer lost everything, she led her demon king Leviathan and girl Juzou Zenriya, as the "Arrogant Demon King Lucifer" started a journey to fight back against the seven demon kings. The story around the "Seven Deadly Sins" thus began.