I Met the Male Lead in Prison

One day, I opened my eyes and found myself in... prison?!

That's right. Out of all the characters I could've reincarnated into, I woke up inside a 19+ rated romance novel as the villain's younger sister. To make things even worse, I was locked up inside the infamous Kambrakam Prison for my brother's crimes.

Deep within the very same prison lies Henrich Doran von Hel, who's rumored to be suffering from a curse that turns him into a beast. In the original novel, he's supposed to meet the female lead and spend an interesting night with her here in prison... but of course, the plot's gone awry thanks to my existence. What kind of future lies in store for me now that I've gotten myself tangled up between the novel's greatest villain and its male lead?!
(Source: Kakao, translated)

As if waking up in an R-rated dark romance wasn't surprising enough, it turns out that Ianna is in the prison where the cursed male lead, Rikedoran, is also being held! Despite having no memories of her own, Ianna thankfully has full knowledge of the story, which leads her to visit Rikedoran out of curiosity. In his cell, she discovers rather shocking truths about the reality of his curse and his past. It doesn't take long for her to wonder whether she'll be able to leave him and the plot be...

(Source: Tapas)