Iron-Blooded Hearts
In Mobile Suit Gundam: Iron-Blooded Orphans, a diplomat's forbidden love with Gjallarhorn's most dangerous strategist could ignite a war — especially now that she's engaged to his best friend.
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.

Friends Don't Kiss and Tell (Yuji x Reader)
kai (•˕ •マ.ᐟ
Childhood best friends Yuji Itadori and you have been “practicing” kisses, touches, and everything short of going all the way for years with zero malice… but at Tokyo Jujutsu High those innocent sessions are starting to feel dangerously real, and Yuji’s sweet golden-retriever charm is slowly cracking into something much hungrier.

Checkmate
shadowsnow
Fifteen years after Battle City, Seto Kaiba is a billionaire publicly engaged to an heiress and secretly the master of an underground club — and you just became the one thing he refuses to let go of, in this Yu-Gi-Oh! enemies-to-lovers BDSM romance.

Bride of the Six Eyes
sat.strongest
In Jujutsu Kaisen's Gojo Clan, an ancient bride selection becomes anything but traditional when Satoru Gojo's attention settles on an unassuming candidate from a fading family—and the elders learn he's never been one to let others decide his fate.

Six Eyed Cheater
anna
In a world of curses and sorcery, Satoru Gojo's wife discovers the ultimate betrayal—his heart belongs to his best friend, Suguru Geto.

Dedicate your heart: AOT College AU
𝓴𝓲𝓻𝓫𝔂 (。•ᴗ•。)
First day at Paradis University. Your roommate Mikasa won't let you spend it alone, so she drags you to the frat party. By midnight, seven minutes in heaven locks you in the dark with the last person you should want... and the first one you can't stop thinking about. What happens in there is up to you.

It Was Supposed To Be A One-Time Thing: Sukuna College AU
kai (•˕ •マ.ᐟ
Your arrogant roommate Sukuna finally cracks the one girl immune to his charm when you accidentally send him your filthy solo video instead of the party clip he asked for. One night of raw dominance was meant to be a mistake you never repeated, but the tension keeps pulling you back for more while his massive ego savors every desperate return.

A Marriage of Three
soup
In this Attack on Titan story, the Walls' survival hinges on a marriage pact binding you to both Erwin Smith and Levi Ackerman.

Grand Line Uni One Piece College AU
Jules
You are the new transfer student at Grand Line State University. Find romance, create friendships and try not to be a pawn between the president's of the two biggest fraternities.

Scalpel & Secrets
vesperynne
In a hospital where ambition cuts deeper than any scalpel, you find yourself caught between two attendings who refuse to let you slip away—Kento Nanami, composed and quietly devastating, who believes love should be as precise and disciplined as his surgery, and Hiromi Higuruma, sharp-edged and morally unshakable, who looks at you like you’re the only verdict that ever mattered—both men certain they can save you, both dangerously close to proving they might ruin each other first.