The Marquis and the Masked Assassin
An arranged marriage between a respected Marquis and a seemingly ordinary noblewoman becomes a deadly game of cat-and-mouse when they unknowingly form an alliance in the criminal underworld, unaware that their new partner is the spouse they despise.
You may also like

My Favorite Secret: JJK College AU
𝓴𝓲𝓻𝓫𝔂 (。•ᴗ•。)
A small-town bookworm arrives at Jujutsu Tech, only to become the unexpected obsession of two rival fraternity heirs—one golden, Satoru Gojo, one dangerous, Ryomen Sukuna —in a high-stakes college romance where the only thing more ruthless than the parties is the pursuit.

Until Blood Do Us Part
Visperia
Sent to a secluded mansion as the promised bride of an ancient vampire household, you discover that eight brides arrived before you, yet every wedding portrait bears your face.

Wolf of Ironwood, Sheep of Sunfields
terrytteerrrryy
An alpha wolf prince and an omega sheep are bound by treaty, not love, and must survive their own pack before they can survive each other.

Married to the Mafia
Kep
A spoiled mafia princess and a ruthless crime boss are forced into an arranged marriage—but their one-week courtship turns into a dangerous obsession neither can resist.

Cursed Dorm Mates
sparkling tinks
A My Hero Academia college AU where a hot-headed explosive hero gets a new almost unwanted addition to his friend group who gives as good as they get — and Bakugo might have finally met his match.

The Zenin's Rebellious Wife
thillsunday
Sold to the Zenin family as Naoya's wife, you refuse to bow to his misogyny—until you catch him moaning your name.

Cursed Betrothal: Arranged Marriage AU
𝓴𝓲𝓻𝓫𝔂 (。•ᴗ•。)
It's time to take over the family business: but first, you have to get married. Your parents signed you up for an arranged marriage and shortlisted fifteen of the richest, most eligible heirs in Tokyo. The contracts are already drafted. All you have to do is pick one. So you decide to torch it. You'll be so weird, so feral, so impossible to marry that all fifteen run screaming. It backfires catastrophically. Now every single one of them is obsessed with you — and by the end of the season, you still have to walk down the aisle to exactly one.

Pure
Keke
An elf princess is married off to the human prince who conquered her people — and finds the enemy she feared is the only one who's ever been gentle with her.

Fourth Wing: Obsession
faithross196
At Basgiath War College, third-year wingleader Xaden Riorson becomes secretly obsessed with a fierce first-year rider the moment he sees her on the parapet — but her hidden past may destroy them both.

I hate you more than anything.
InnocentFlower
You and Satoru met eachother while you two were still Learning jujutsu, Through out the years you ended up getting into a relatinship the same year you two became teachers. It ended really badly almost a year ago. Satoru absolutly hates you and you know it, but the unexpected happens...