Satan, the Demon Lord of Wrath, plans on stopping Lucifer once and for all. She sets off for Earth to retrieve Beelzebub and defeat Lucifer. Lucifer is significantly weaker than Satan, but plans on accepting her challenge anyway. Maria watches from afar and tries to remain faithful to Lucifer, and Levi struggles against Satan. How will Lucifer overcome her final obstacle, and what will happen to the others?

Beelzebub, the Sixth Mortal Sin of Gluttony, is running underground eating parties when Lucifer decides to crash one of them. Beelzebub is challenged to an eating contest by Lucifer, but when they both eat as much as they can, Lucifer becomes ill and ends up in the hospital. Her magic should prevent her from getting sick, but she's severely weakened. Will her time in the hospital bring her some humility?

Lucifer is now up against the Demon Lord of Sloth, Belphegor. Belphegor gathers her followers online, working with Mammon. Belial asks Belphegor to put an end to Lucifer once and for all. Lucifer ends up getting sucked into Belphegor's game, along with Maria and Levi. With a battle for the virtual world ongoing, and tensions building between Maria and Lucifer, just what will happen?

Astarotte, the Second Mortal Sin, is a net idol with a decent following, but Lucifer is ready to take her on with her own performances. Lucifer has a different style than Astarotte, starts to outshine Astarotte. As the crowds get bigger, and more is on the line for both Demon Lords, just who will come out on top?

The gang travels to London to face another Mortal Sin, the Demon Lord of Greed. Maria finds a strange shop that sells a potion that purports to grant anyone their wildest desires. Lucifer makes haste to the shop's location, only for them to quickly fall into a trap, but will Maria and Levi be able to handle themselves once they're separated from Lucifer?

Lucifer, Maria, and Levi head towards Miami in search of a Mortal Sin that Maria has detected. Lucifer is now weaker after her fight with the Sins and has decided to take on each Sin, one by one. Lucifer is calculating the best way to fight against the Demon Lord of Lust, but Levi wants to do things her way, only for her to succumb.

Maria is glad she gets to see Lucifer again, believing that she's an angel, and then has her heart stolen by the Demon King. Lucifer forces Maria to follow her and lets her live a life of luxury. Meanwhile, Leviathan, who has strong feelings for Lucifer starts to get jealous over Maria because Lucifer won't pay any attention to her.

Totsuka Maria was praying in a chapel at Seiseki Girls' Academy when a black cross comes falling from the sky. On that cross, was a fallen angel, bearing the sin of pride, Lucifer. Maria attempt to tend to the angel, but the floor falls out and she disappears. Lucifer finds herself in the depths of hell, and runs into the Demon Lord of Envy, Leviathan.

The scattered pieces of the puzzle finally come together, and Subaru realizes for certain that the shaman who cursed him is in the village at the foot of the mountains. He heads there with Ram and Rem and makes sure all the villagers touch him so that he can find out, with Beatrice's help, who cast the curse. But the truth he finds is not what he expected, and he finds himself rushing toward the village again...

Subaru's first day in Roswaal's mansion begins for the fifth time. Determined to save everyone this time, he makes it a point to keep his best smile on his face in order to earn the trust of the mansion's staff. But although he works his hardest to make them like him, his body begins to have trouble keeping up with his heart's intentions. Soon Emilia is unable to bear the sight of him struggling any longer and takes an unexpected action...

Standing before Subaru is someone he never expected. The truth of the attacker's identity leaves him bewildered, and he feels everything crumbling around him as he dies yet again. Then, for the fourth time, he awakes on his first day at the Roswaal mansion. This time, the night of the fourth day passes without incident, and Subaru is stunned as he greets the morning of the fifth day... but then the situation takes an unexpected turn.

Subaru's first day at the Roswaal mansion begins for the third time. The first time, he grew weak and died of unknown reasons in his sleep, and the second time, he was killed by an attacker. The sound of chains that he heard as he died the second time replays in his mind, waking him in a terrified, cold sweat. He has no idea what the killer is after, let alone who it is, so he makes a plan to leave the mansion on the fourth night and watch for the attack to happen.

Subaru now lives and works in Roswaal's mansion, working with Ram and Rem, and finally getting Emilia to agree to a date with him. But the day of their promised date never comes as Subaru keeps going back to the day he first awoke in the mansion. He's confused at the thought that he Returned by Death despite having no memory of experiencing anything deadly, but he's determined to repeat his previous actions up to the point of fulfilling his promise with Emilia.

After being badly wounded by Elsa, Subaru somehow survived and awoke in the mansion of Margrave Mathers, in the Kingdom of Lugunica.

Subaru attempts to buy the insignia from Felt and return it to Satella before Elsa arrives at the loot house... but Satella arrives before the negotiations are complete, and Elsa still attacks them.

Subaru and Julius face off against Betelgeuse's Unseen Hand. However, as one Unseen Hand after another is launched their way, the two heroes find themselves completely on the defensive.