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...

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!

CAREFUL WHAT YOU WISH FOR…Issei’s many triumphs have finally won him the adulation he has always hoped for, but it’s not from the crowd he would’ve liked. Rather than legions of adoring ladies, he’s got tons of mages clamoring to make a pact with him! Well, so long as he finds a cute mage girl, it’ll all be worth it, right? Meanwhile, Gasper receives an order from his vampire family to return home. Why would they want him back after neglecting him for so long?

WE NEED A CHRISTMAS MIRACLE!A holiday party is being held in Heaven, and Issei and the gang are all invited! But as they take in the festivities, a string of mysterious deaths is reported within the exorcist community. The harrowing events occur one after another, and it isn’t long before Irina gets swept up in the chaos! Will the Christmas spirit be enough to guarantee her safety? Or will the happy-go-lucky angel have her wings clipped?!

A SHUT-IN TIME STOPPER! After the recent trouble with fallen angels and Excaliburs, Rias is finally allowed to unseal her first Bishop-Gasper. Issei is thrilled to find that this new addition appears to be a cute blond girl...but his hopes are quickly dashed. Not only is Gasper a cross-dressing boy, he’s also a total recluse with the power to freeze time! As if getting a shut-in to come out of his shell wasn’t hassle enough for poor, perverted Issei, a peace conference among demons, angels...

“RIAS GREMORY’S VIRGINITY BELONGS TO ME!”Issei is finally beginning to adapt to his new life as one of the beautiful Rias’s demonic servants. Just as things start looking up for the perverted high schooler, however, a cocky pretty boy named Riser arrives, claiming to be Rias’s fiancé! To save the prez from a marriage she doesn’t want, Issei and the other members of the Gremory Familia will have to battle Riser’s team. Even with the mighty Boosted Gear at his disposal, can Issei really win ...

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! ...

A Rocky Reunion!As Issei and the others hone their skills for the battle ahead, the Hyoudou residence receives a surprise visit from…Rossweisse’s grandmother?! The wizened spell caster, Gondul, commands great respect from her young Valkyrie granddaughter, and Issei is caught unawares when she reveals that one reason for her visit is to meet Rossweisse’s boyfriend! Now who might she be referring to…? And just what is that unsettling aura that seems to cling to her?

SIBLING SHOWDOWN!Issei and the others enter the country of vampires and meet Gasper’s old friend Valerie…who now rules as the nation’s queen! But it’s clear that her older brother is the one pulling the strings behind the throne. Gasper vows to rescue her from her brother’s clutches and behead the puppet regime, but it might be too much for him to handle alone. Luckily, he knows a few devils willing to go head-to-head against vampire royalty!

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!

For teenage-pervert-turned-demon Issei Hyoudou, every day is a battle. He might star in an underworld movie on one then get recruited to save a cute monster trainer girl from an arranged marriage the next. Even when he’s sick, the excitement never slows down (thanks to some lovely ladies in nurse costumes). This second collection of short stories highlights some of Issei’s and the Occult Research Club’s wild adventures!

NO MORE ISSEI.The resident pervert of the Gremory Familia is gone. Kiba tries to step up in Issei’s place while Rias and the others mourn, but there’s only so much he can do alone, and even he feels the weight of his friend’s absence. Meanwhile, the underworld is beset by the greatest threat it has seen since the war. Hades and the Hero Faction have made their move. Will the demons be able to survive without the Breast Dragon Emperor?