Ai no Kusabi: the Space Between (Light Novel) - Recommendations

• Ch: 61
• 2015 - 2017

Blood Bank is where vampires come to buy human blood! In a land where vampires, the supreme beings, rule human beings, there are those that have abnormalities. These vampires, while still superior, prefer to be ruled and commanded by humans. See how Shell, the son of a Blood Bank lord, falls for a mere human banker, One.

• Vol: 8; Ch: 67
• 2016 - 2019

Yoon Bum is a scrawny, awkward man who suffers from mental illness and has an unhealthy romantic fixation with popular college student Oh Sangwoo. He's taken to stalking the object of his obsession, even going so far as to break into Sangwoo's home; but the horrors he discovers in the young man's basement are beyond his darkest nightmares. His would-be prince charming is actually a serial killer, and when Bum is caught trespassing, he soon learns that breaking into a psychopath's house is a lot easier than getting out...

• Vol: 11; Ch: 69
• 2016 - 2022

That day, she was abducted. But to her, that abduction was a ray of hope -- the beginning of a new life. The girl promises to marry her abductor, and the abductor offers plenty of "happiness." This is the story of an abductor and his victim... How could it be so warm?

• Vol: 4; Ch: 16
• 2018 - 2020

There’s nothing in the world Rize likes more than to curl up in her warm bed and doze away—just like she used to with her big brother when they were kids, before they were separated by their parents’ divorce. Working late shifts at a supermarket while attending university, she dreams of someday finding and reconnecting with her lost—and now grown-up—big brother. Her penchant for being able to nap in the break room draws the attention of Kairi, a co-worker who struggles with insomnia. Something about him reminds her of her big brother, and she finds herself growing closer to him…but when she discovers his secret, her whole world will be turned helter-skelter.

• Vol: 1; Ch: 5
• 2009

One day Hatsuki was hurt on campus and was helped by Watakabe Tatsuyuki, the most famous idol in school. Hatsuki, being gay, secretly fell in love with Watakabe. However, Watakabe doesn't have any interest in Hatsuki until one day when Hatsuki found out the truth about Watakabe's words: "I killed my little brother."

• Vol: 4+; Ch: 37+
• 2021 - ?

Haru Yonezawa is an outstanding office manager who is looked up to by all of his teammates. On the surface, he is cool and collected, never getting his feathers ruffled by his grouchy boss. But the truth is he has a secret hobby that, if anyone found out about, would destroy his elite image. Every night, after a long, stressful day at work, he unwinds by dressing up and roleplaying… as a dog. Looking for a new “master” to help meet his needs, he calls upon a call-girl, who shows up and is none other than one of his subordinates from work!

• Vol: 17+; Ch: 68+
• 2002 - ?

Struggling with heavy gambling debts, Tetsuo Ishii comes up with a harebrained idea to sell his student cousin in an auction. Offering an unprecedented 1.2 billion yen, the highest bidder is Kanou - a successful company president. It seems that he has an ulterior motive for buying the innocent and naive Ayase, using the debt to keep the jobless student by his side. What does Kanou want from the beautiful Ayase? Does it go beyond offering him 500,000 yen a night for his body?

• Vol: 1; Ch: 5
• 2014 - 2015

Mayama reunites with his old middle school classmate, Yumi. Mayama is captivated, but Yumi has a boyfriend. Then he learns Yumi's boyfriend hits him...

• Vol: 1; Ch: 3
• 2013

On his way to work, Shimizu, a systems engineer, faints at a train station because of his strenuous job. As everyone pretends not to see him, the only person to call out to him is his elementary school classmate, Suzuki. But when Shimizu wakes up for the second time, he discovers that he has been imprisoned in a strange place and has been undressed and violated by Suzuki, who he expected to be humane! "Looks like you get more excited when you're tortured."

• Vol: 1
• 2016