Manga like Daegongnim, Silsuyeosseoyo!

also known as It Was a Mistake, Grand Duke!

What is It Was a Mistake, Grand Duke! about?

Status: Releasing

Vivian Louis is the twenty-one-year-old daughter of a Count, a sweet and seemingly harmless girl who has only one guilty pleasure in life: thirsting after her crush, the breathtakingly handsome Grand Duke Lennox Elphidion Glenn! For her, it was love at first sight at the tender age of fourteen. That’s when she began obsessing over him, creating endless works of fan art and fan fiction. Then one day, an accident with her best friend’s magical crystal ball makes the unthinkable come true. The grand duke is kidnapped and tied up in her bed, and he’s telling her that she’s the kidnapper! Scrambling for a way out of this scandalous bind, the two agree to act like a couple. They even sign a one-year contract, but Lennox seems to want more than a fake relationship. Unbeknownst to Vivian, a full-blown romance is on its way. Could it be that her wildest fan fantasies will truly come to life?



Tags: Primarily Adult Cast , Yandere , Female Protagonist , Full Color , Heterosexual , Magic , Otaku Culture

Here is a list of Manga similar to Daegongnim, Silsuyeosseoyo!

What's Wrong with You, Duke?

Wae Ileoseyo, Gongjag-nim!

Also known as What's Wrong with You, Duke?.

Status: Finished
Genres: Fantasy , Romance

The cruel Duke Rowan Alexei Peruka is a lovestruck puppy around Erin — all thanks to a random magic spell that was cast just as he was about to execute her. But with the spell’s power now waning and on the fritz, his shifting moods zip from dramatic professions of eternal love to cold threats of death. Exhausted from the emotional whiplash, Erin must find a magic spell to not only save herself but also her enchanting fairytale marriage before she loses her beloved and bewitched “Ru” forever.




Tags: Magic , Full Color , Historical , Age Regression , Female Protagonist , Heterosexual , Time Manipulation , Tragedy , Dissociative Identities
The Antagonist's Pet

Angnyeoui Aewandongmul

Also known as The Antagonist's Pet.

Status: Finished
Genres: Drama , Fantasy , Romance

Blessed with the face of an angel, young Sasha Tartt knows a life-altering secret: in this romance novel where she’s just a side character, she’s the only one who knows the true ending! When the antagonist of the story takes a particular liking to her, she must make a decision: help the clever and beautiful Rebecca find a happy ending, or side with the sweet-natured protagonist to ensure her own survival? On top of that, Sasha has to juggle the affections of her bespectacled love interest and tame a dragon boy! Can Sasha learn new tricks to win the hearts of these main characters? Based on the hit novel.



Note: Chapter count includes a 13-chapter Epilogue

Tags: Reincarnation , Heterosexual , Love Triangle , Female Protagonist , Full Color , LGBTQ+ Themes , Historical , Bisexual , Isekai , Mixed Gender Harem , Dragons
I Thought My Time Was Up!

Sihanbuin Jul Arasseoyo!

Also known as I Thought My Time Was Up!.

Status: Releasing
Genres: Fantasy , Romance

Feeling a little under the weather, Lariette Blanche visits Doctor Zakascoff only to find out that she has an extremely rare congenital disease, and only three months left to live. Though devastated at first, Lariette decides to write up a bucket list of everything she wants to do before she dies. However, little did she know that the diagnosis was actually wrong! With so many changes implemented in her life already, what will Lariette do moving forward? Will she return to her previous life, or continue living the new one, full of adventures she had never imagined before?



Tags: Heterosexual , Female Protagonist , Full Color , Primarily Adult Cast , Historical , Meta , Royal Affairs , Love Triangle , Magic
Ilkohaneun Hwangnyeonim

Ilkohaneun Hwangnyeonim

Status: Releasing
Genres: Drama , Fantasy , Romance

I reincarnated in a novel, where my favorite character is living and breathing, into the Empire's princess who's called by various names, Agnes Saint! I like that I'm a wealthy noblewoman of the Imperial family, but... the problem is, the detestable trash who defiled my favorite character is 'me'!

Still, as things have already turned out this way... by all means, no matter what, I will prevent my fav character's death and lay a flowery path before him!

I never want to startle Kylo, my little kitten. That's why I have to hide my heartbroken feelings. Besides, nothing good will come from revealing my fangirling. Thus, starting from now, I will perfectly...

Pretend not to be a fan!

Tags: Full Color , Female Protagonist , Reincarnation
No More Nice Sis

Chakan Eonnineun Eopda

Also known as No More Nice Sis.

Status: Finished
Genres: Drama , Fantasy , Romance

When Yiren catches her fiancé and her crafty sister Rielle kissing, something in her snaps. She decides she must get married in order to escape her family. Yiren happens to learn that the icy, aloof Noel Cristan is looking for a bride in order to inherit his father's title of archduke. They agree to an arranged marriage to get what they both want, but it turns out Noel isn't the only one after his father's title. With all the family drama and intrigue, will Noel's family be any safer for Yiren?



Tags: Female Protagonist , Heterosexual , Full Color , Primarily Adult Cast
It Was All a Mistake

Modeun Ge Chaggagieossda

Also known as It Was All a Mistake.

Status: Finished
Genres: Drama , Fantasy , Romance

At a young age, Durua Valrose realizes that she’s been reincarnated as the villainess of a novel who is destined to die at the hands of the male protagonist, Nocturne Edgar. Determined to change her fate, she tries to befriend Nocturne, but little does she know that he is the only living black mage who can hear, sense, and even control people’s thoughts and emotions. To Nocturne, Durua is an enigma. She is the first person that he’s encountered who is not susceptible to his magic, a fact that makes him feel both intrigued and intimidated at the same time. The two form a strained friendship, but Durua has no idea whether the story is changing for better or worse. Will she be able to rewrite her ending and escape death?



Tags: Magic , Isekai , Reincarnation , Yandere , Full Color , Memory Manipulation , Female Protagonist , Heterosexual , Villainess , Historical
I Think I Married the Wrong Guy

Amuraedo Gyeolhoneul Jalmotan Geon Gatda

Also known as I Think I Married the Wrong Guy.

Status: Releasing
Genres: Fantasy , Romance

Our heroine is set up for failure when she wakes up in the novel "Betrayal of the Black Rose" as Lady Nadia, a side character who is killed by the murderous Duke Altair Gertrand. Poor Nadia's only hope of survival is leaving the capital and marrying an obscure baron in the countryside. Unfortunately, this baron turns out to be Altair before his days as a duke! Having stepped right into the lion's den, Nadia fears she might die even sooner than expected. Now, the only way she can survive is by steering her scary husband off his bloodstained path to villainhood...



Tags: Heterosexual , Full Color
Escape the Original Male Lead!

Silsuro Namjuui Dongsaengeul Kkosyeobeoryeotda

Also known as Escape the Original Male Lead!.

Status: Releasing
Genres: Fantasy , Romance

Wait, why are you in love with me?!

An office worker is reincarnated as Elena, the villainess of a romantasy novel. Aware of what fate awaits her, she rejects the male lead's offer to become his lover and thinks herself safe from trouble. That is, until she discovers that she has unwittingly charmed the male lead's younger brother!



Tags: Age Gap , Isekai
Tricked into Becoming the Heroine's Stepmother

Heungmagyeojuga Nal Saeeommaro Mandeullyeogo Hae

Also known as Tricked into Becoming the Heroine's Stepmother.

Status: Finished
Genres: Fantasy , Romance

After her death, Daisy Heidi is reincarnated into the world of “Why Did the Duke’s Daughter Roll Across the Pumpkin Patch?”, a so-called “tragedy” novel where the beautiful heroine Pierta indulges in reckless lust and hedonism with ten ardent suitors to a bitter end. Though Daisy is reborn as a poor commoner in this world, she has one distinct advantage over others in her second chance at life -- she’s the author of the original novel! When fate brings Daisy into the lives of the novel’s heroine Pierta and her dashing father Duke Henstone, Daisy vows to do everything she can to prevent Pierta’s future of despair.



Note: The chapter count includes 5 extra chapters.

Tags: Reincarnation , Full Color , Royal Affairs , Female Protagonist , Family Life , Isekai , Heterosexual , Historical , Maids , Marriage , Parenthood
I Didn't Mean to Seduce the Male Lead!

Namjureul Kkosiryeodeon Geon Anieotseumnida

Also known as I Didn't Mean to Seduce the Male Lead!.

Status: Finished
Genres: Fantasy , Romance

Baroness Eleanor Mariche, renowned novelist and relationship expert, has been summoned by an ambitious duke to convince his son, Count Ryan Calabria, into marrying the princess. The problem is… not only does the count have no interest in the princess, he seems to have fallen for Eleanor instead! Now, she must deal with the wrath of his unhappy father, and also defend herself against a two-faced princess! Will she emerge victorious in this struggle for love and power?



Tags: Isekai , Full Color , Female Protagonist

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