The Fire Lord's Heir: A Surrogate's Tale
When a former Earth Kingdom guard is chosen to bear the child of Fire Lord Zuko and his husband Sokka, she finds the lines between duty and desire blurring with every passionate attempt to conceive the Fire Nation's future heir.
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.

A House Full of You
𝓴𝓲𝓻𝓫𝔂 (。•ᴗ•。)
Zuko had spent his whole life certain he would be the end of his line. That it would be kinder. Two winters into your arranged marriage, you draped yourself across his study cushions and asked him, very softly, for a child. His. Yours. A house full of them. He had not known, until that moment, how badly he had wanted to be asked. How long he had wanted to fill you with his name, his line, his everything. How starved he had been for the permission to want this out loud.

The Flame That Remembers
AriahLuiz
An Avatar: The Last Airbender story — centuries after the Gaang, a waterbending scholar touches a relic in the ruins of the old Fire Nation capital and wakes up face to face with a young Fire Lord Zuko.

The Cosmic Trial: JJK Soulmate AU
Yifei ☁️
Welcome to JJK Crest University! Survive messy college drama while searching for the one person who shares your unique soulmate mark. Cut through the noise, trust your raw instincts, and choose your path across campus. Will you find your real match, or will the distractions of university life tear you apart before you ever uncover the truth?

The omega he couldn’t claim
Yeji
In this Avatar: The Last Airbender omegaverse AU, Fire Lord Zuko finally finds his fated mate — and she hates everything he represents.

The Ember of Us: A Fire Lord's Heir
Keke
As Fire Lady Aurelia watches her husband Zuko be the doting father he never had to their daughter Izumi, her desire for another child with the fiery ruler of the Fire Nation ignites anew.

The Fire Prince's Selection
Magz
In this Avatar: The Last Airbender Selection AU, newly crowned Fire Lord Zuko must choose a bride from twenty girls while his heart still smolders for a Katara who never noticed — and you never expected to fall for the royal sorcerer instead.

Not Yours to Keep | Zuko
sakura ʕ •ᴥ•ʔ ✿
He's the heir to his family's powerful conglomerate, you're the secret he can't let go of. Will he hold onto you as his father forces him toward a future that could change the family empire's business? Or will he let you go in order to secure his spot as heir?

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.

Not His Type
maliyah27122
When Y/N overhears Bakugo describe his 'perfect girl'—who sounds nothing like her—she starts to wonder if their relationship was built on explosions or just one big mistake.