Seven Mortal Sins (2017)

Mortal Sins examines the motivations of the characters in this episode with a flashback analysis of episodes 1-4. Lucifer, Maria, and Levi all have different needs and desires, but they still came together as a team to help fight the Mortal Sins. There's plenty more to come.

Leviathan convinces Lucifer to practice action poses. Lucifer beats her up when she notices Leviathan is recording her.

Leviathan steals Lucifer's panties while she is showering, but Lucifer catches her and beats her up.

Asmodeus attempts to seduce Maria by cosplaying as a playboy bunny and then a dominatrix, but fails. She succeeds as a nurse and gives Maria a massage while preparing to use a vibrator on her.

Mammon sells photos of herself and the other Sins in states of undress. Eager for more profits, she makes figurines of them, only to realize the cost of making them is too great, leaving her in debt.

Astaroth participates in a cosplay photo shoot and becomes increasingly uncomfortable, especially since many of the photographers are perverts. She asks Belial and Belphegor for help, only to find they are photographers too.

Astaroth is running low on money. Belial tells her to just go naked to save on laundry and attract more fans. She attempts to do a performance naked, but becomes too embarrassed.

Satan takes in some stray kittens. They claw up her cape and she becomes angry, but forgives them because they are so cute.

This episode explores how hard Belphegor works to be lazy. She orders liquor on the Internet, but loses patience and goes to the store to buy it directly. She fishes for and cooks a cherry snapper, then after eating and drinking, sleeps under the cherry blossom trees. When she wakes up, she orders sake on the Internet.

Lucifer and Belial are sunbathing in Hell and decide to race to a mandrake root, but they slip on the ice. They decide to wrestle instead and rip each other's swimsuits off. Belphegor records them and says the footage will attract many followers.

Lucifer and Satan serve Beelzebub meat and she enjoys it in her thoughts, but her face remains stoic. Satan amazes Lucifer by being able to tell what she is thinking.

Mammon and Belial play Twister and Mammon wins. Mammon plays against Belphegor, but Belphegor uses her tail to reach a spot, which Mammon complains is cheating.

The Sins and Maria all relax in a hot spring. Belphegor gets drunk and Lucifer wins a leg wrestling match with Satan.

Lucifer and Belial play Tug of war with the rope attached to tape fixed to their genitals. Leviathan and Astaroth cheer them on, but Belphegor, who wasn't paying attention, throws away an empty sake bottle. The bottle lands on the rope hard enough to rip the tape off, making the two scream in pain.

Leviathan buys a pack of bandages, then in the restroom, she painfully replaces the bandage over her groin.

On Christmas Eve, Satan dresses as Santa Claus to make children happy. She tries to go down a chimney, but gets stuck. She struggles, but accidentally rips her clothes and falls to the bottom naked.

Astaroth visits Belphegor and berates her for her extremely messy room. When she spots an erotic video game, Belphegor suddenly seduces her and they start having sex. This is revealed to just be Astaroth's daydream. Embarrassed, she tries to leave, but bumps into a pile of junk and gets buried under it.

In either a fantasy or virtual world, Mammon seduces an adventurer who finds that touching her breasts increased his strength, so he thanks her with gold. She opens a booth charging people for access to her breasts.

Beelzebub, Belial, Mammon, and Asmodeus relax in the hot spring, but Beelzebub is jealous of the others for their large breasts. The others combine their powers to enhance her bust size, cheering her up, but her new breasts turn out to be fake when they fall off.

Asmodeus captures Maria and tries to make her submit by feeding her an aphrodisiac, but the now lust-maddened Maria overpowers her and ties her up. Maria tortures her with a vibrator and says she is now Asmodeus' master, which Asmodeus enjoys.

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.

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.

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.

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?

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?

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?

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?

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?

After taking down each of the Mortal Sins, Lucifer returns to the Gates of Hell as a true Demon Lord with millions of followers. With little time, she must make her way to the throne and save Maria. That is, if she can survive the ferry ride!

With big plans to swap Heaven and Hell, Lucifer makes her way through the Circles of Hell. Meanwhile, though Belial has the Mortal Sins on her side, she’ll make them pay for their betrayals! With her cruel torments, will she make them submit?

Captured by Belial, Lucifer takes hit after hit in order to get the answers she seeks. But instead, she learns that Belial is a fallen angel. Cast out by Lucifer, Belial has held on to her grudge and plans on finally exacting her revenge-by using Maria!

It's Heaven versus Hell in this final showdown! Unable to deal with Heaven's betrayal, Belial attacks the angel Michael before being cast to Earth. Bearing the Demon Lord title, Lucifer and her Mortal Sins wage war against the angels.