Deze serie duikt in een duistere wereld waar liefde en moord op verontrustende wijze met elkaar verweven zijn. De protagonist raakt gevangen in een revalidatieschool voor jonge criminelen, waar elke klasgenoot een gewelddadige moordenaar is. Te midden van gevaarlijke relaties en constante levensbedreigingen moet hij proberen te overleven en een pad naar verlossing te vinden. Het is een romantische komedie met een hoog tempo en elementen van psychologische spanning, die de grenzen van passie en overleving verkent.
Accused of a crime he didn't commit, Kyosuke Kamiya is sent to Purgatorium Rehabilitation Academy. Suddenly, he's surrounded by a variety of fetching lasses--each one a murderer! Worse, he's famous for being the "Dozen Demon," a killer responsible for twelve deaths! When the busty, gas mask-wearing beauty Renko Hikawa approaches him, the difference between death and desire becomes very narrow indeed. How is Kyosuke gonna graduate alive?
Kyousuke Kamiya has only just started to get used to his life in the blood-spattered hellscape that is Purgatorium Remedial Academy and its twisted version of school life. The architect of this series of gruesomely parodic extracurricular activities is the beautiful, charming Saki Shamaya--also known as the "Princess of Murder," a serial killer responsible for twenty-one deaths!
As the final exams for parole draw near, suddenly a transfer student appears! And the newcomer is none other than Kyousuke's little sister, Ayaka Kamiya! Ayaka could not be happier with this reunion but Kyousuke is terrified. What's more, he soon finds out that for the sake of meeting her beloved brother, Ayaka committed attempted murder. Considering Ayaka's mental state, Kyousuke resolves himself to protect her from the pack of killers he calls classmates. But, if someone, let's say Renko, were to find out that Kyousuke's most important 'Ayaka' is his sister, there'll be hell to pay... Facing dangers left and right, Kyousuke will have to be more resourceful than ever to get himself-and his sister-out in one piece.
BRUTAL SUMMER LOVIN'...Summer break has arrived for the students with the highest exam scores, but it looks like Kyousuke will be stuck in school... However,when Eiri is suddenly summoned home, Kyousuke discovers her family has asked for him, too! He worries his stay with House Akabane, a family of assassins, will be a dangerous one, and Eiri isn't enthusiastic to return home. Surprisingly, they're met with a warm reception! ...So then why does Eiri look so sullen? The sweet, summery fourth volume heats up in the romantic comedy where the more Kyousuke loves, the more dangerous his life becomes!