When unlucky high school letch Issei is murdered by his first-ever girlfriend on his first-ever date, who should jump to his rescue but the hottest girl in school, Rias-senpai! She informs Issei that he's been reincarnated as a demon and that it's about time he got to work-for her! Caught in the bosom of an age-old war between angels and demons, Issei soon discovers that being enslaved by a demonic beauty isn't quite all that it's cracked up to be!

A VACATION IN THE UNDERWORLD! School's out for the summer, and Issei's already dreaming up fantasies of hitting on hotties at the beach. His master, Rias Gremory, has other plans for him and the rest of the Occult Research Club, however-a season-long training stint in Hell. As if that wasn't disappointing enough, Issei's instructor is a terrifying dragon that tried to kill him! It may sound like a brutal lesson plan, but he'll need it because a few of Vali's allies decide to crash an under...

TWO TESTS?! OH, AND THE INFINITE DRAGON.The time has finally come. All of Issei’s effort punching gods and heroes has paid off. He’s been recommended for a promotion to middle-class demon! Unfortunately, he must take a test to seal the deal, and it bangs up right against his midterms! Now the poor pervert is studying twice as hard. As if that wasn’t bad enough, Ophis, the Infinite Dragon and leader of the Khaos Brigade, shows upon Issei’s doorstep and asks to stay with him for a few days! ...

I’m going to make this school my harem!When a cute girl asks Issei out, he believes his twisted fantasies are finally coming true. Too bad the girl sprouts a pair of black wings and stabs him with a spear on their first date! Saved by his school’s number one beauty, Rias Gremory, Issei is transformed into a demon and made her servant. Issei hopes to rise through the ranks of demonkind to grow powerful enough to create his harem, but in a city with fallen angels and insane priests, he’ll be...

"I wanna do dirty things with the President!" Issei wildly pitches this explosive straight ball at an all-important conference! Archangels, devil kings, and fallen angels come together at the "Three-Way Deadlock Conference," but a mysterious power crashes the party to attack the peace-seekers...! And when a dastardly bunch of villains sets its sights on Gaspard's unique powers, Issei gives them a taste of his raging fists, all to protect his dear kouhai!

It’s third term, and Xenovia’s running for Kuou Academy’s student council president! Issei and the others have their hands full supporting her, which means it’s the perfect time for something to go horribly wrong! A group of exorcists stages a coup within the Church, and Xenovia and Irina have been tasked with quashing it. Xenovia already had plenty on her mind with the election coming up, but once the identities of the coup leaders are brought to light, running for president will be the l...

Can this duo of devilish darlings really grant any wish?!The naturally clumsy Sister Asia and taciturn cutie Koneko form an unlikely pair as they head out to answer summons from humans with requests, but...can they really fulfill every desire?! These two little devil beauties get down to work in this spin-off of the megahit High School DxD!

The fateful rating game has finally begun! Rias and her team may be hot stuff, but they find themselves struggling against Team Sohna and its members, who are putting their very lives on the line! When things look desperate, Issei's strongest-ever technique explodes forth! And it's coming for Team Sohna's...boobs?!

Issei's on a rampage?! "President Rias's virginity is gonna be mine!!" President Rias, the beautiful young devil, is betting her engagement on the outcome of a "rating game," and Issei's joining the fight. But does he even stand a chance against Riser's harem of devil girls...?!

I'm gonna suck on the president's boobs! The fight over the holy swords heats up, and so do Issei's passions! As devils, fallen angels, and agents of the church all vie for control of the stolen Excaliburs, devil sword user Kiba's hidden past comes to light! Friendship and hot-blooded lust collide in this mix of school romcom and fantasy war games!!

Is love in the air between lowly servant Issei and his mistress, the bewitching Rias?! Reincarnated as a demon by Rias, the school beauty, Issei finds himself in servitude to his devilish mistress. But when Issei befriends Sister Asia, a nun from the Church, which is widely known to be hostile to demonkind, he's practically asking for a target on his back-as Rias is quick to inform him! Worse yet, when the good sister is kidnapped by a fallen angel, Issei rushes to her aid! But little does...

Summer's here, and before anyone knows it, the rating game between the Gremory and Sitri houses is scheduled to take place in the devil realm! Issei and the gang jump right into some hellish training, but something's not right with Koneko-chan...?