Yandere/Unhinged ML's

Written as the villainess, Ilyana Glayne finds a noble boy named Magnus and tames him, causing him to lose his identity and become her submissive “beast.” While reading this story, a fan emails the author to inquire about the plot. When she wakes up the next morning, she finds she has become Ilyana herself! Disgusted by Ilyana’s actions, she vows to free Magnus from his beastly existence.

Reborn as the daughter of a count she read about in a novel, Lady Valeta knows the story ends in tragedy at the hands of her lowly house pet, Reinhart. Having never wanted him in the first place, Valeta tries but fails to oust him from her house. But when Reinhart’s powerful magic is awakened one day, he kills all those around her, and it is now Valeta who is at his mercy. Though the tables have turned, Reinhart can't shake his attachment for Valeta.

Iyeon wanted a quiet life as an arborist—but hidden upstairs is a comatose killer who once tried to murder her. When he wakes with no memory, she panics… and lies: "I'm your wife." Can she survive the man who doesn’t remember her—or what he did?

Romance, flowers, and dates-- once upon a time, that was the perfect description of Haesu and Mincheol. Now, all Haesu has is the ashes of their marriage and a mountain of debt. But her world shatters completely when Mincheol cheats on her with a young coworker. Hurt and betrayed, Haesu finds herself drawn to Taeha, a young man who seems desperate for her affection… and may be hiding more than he shows.

After losing her family to the revolt, noblewoman Lysithea hires Terran, a strapping young broker, to help her flee the kingdom. But when a heavy snowstorm strands the bickering pair in an eerie abandoned mansion, Lysithea has no choice but to rely on her new partner. What dangerous romance awaits them?

Jeongmin is a loner in high school being bullied by the Queen Bee, Juhyeon. The two were friends in elementary school before their friendship ended because of Juhyeon’s demand that Jeongmin should only be friends with her. Juhyeon uses this “betrayal” to fuel the classmates' insults and isolate Jeongmin in misery. Jeongmin has only one way to escape, through lucid dreams. One day, a mysterious man enters her dreams and offers to help her get revenge on Juhyeon…

The main characters family sucks and are in debt. The crown prince suddenly proposes to the main character and offers to solve her money problems. In return, he has fantasies that he wishes for her to carry out in their bedroom

She has long lashes, radiant crimson eyes, and silver hair like an angel’s... but she’s no angel—she’s the villainess Syriana Malforte... and I’ve been isekaied into her body! The House of Malforte has many gifted mages, but none at the level of Duke Azester. My evil mother brainwashed him into falling in love with me, and I coldly used him until his final breath. But with this second chance, I vow to set him free and return him to a sound state of mind.

Laehwa Lee lost all her childhood memories after a terrible incident, and now that she’s an adult, she’s on a mission to recover them. But some people, like her rich and powerful stepfather, will stop at nothing to keep Laehwa under control. Out of options, Laehwa hires mercenary Itae Gwon to enter into a contract marriage with her. Though Itae is her shield, he also has an intense bloodlust. Will Laehwa be able to keep her cool as sparks begin to fly?

It is currently the Meiji era. Blessed with both heritage and beauty, Satoko’s one wish is to marry for the good of the family. But suddenly, a mysterious assassin comes for her life?! In order to make it out of there alive, Satoko makes the assassin a “proposal”…