Maou and Emi try confront Lucifer without destroying the city (or themselves) in the process.
After surviving the earthquake, Emi remembers her past and wonders why Maou is so kind now. She tries to confront him about it but their conversation is interrupted by Chiho, who runs off when she sees the two together. As the group tries to find her, they discover their real enemy.
Emi receives a threat from the mysterious entity that tried to kill her and Maou. Maou goes on a date with Chiho and discovers the source of the recent earthquakes.
The Hero Emilia (now going as Emi) has found Maou but for now lacks the power to kill him. After following him for a few days and seeing the kind of life he leads, she proposes a deal.
An evil satan devil lord from another world is defeated and escapes to Earth to recover. While regaining his strength he has to take up a part time job at a fast food joint to support himself.