100 Romantasy Inspiration Prompts (+ FREE Relationship Dynamic Worksheet)
The prince she is forced to marry is the same immortal enemy who destroyed her kingdom.
Every soul has a magical mate mark except hers until it suddenly appears on the realm’s most feared villain.
A dragon rider discovers her dragon has already bonded to a mysterious dark king.
The queen’s assassin is secretly in love with the woman he has been ordered to kill.
A fae prince steals human memories and accidentally takes hers.
She awakens an ancient god imprisoned beneath her city and he claims they were lovers centuries ago.
A cursed knight can only survive by touching the one woman forbidden to him.
Two rival heirs are forced into a magical marriage to prevent war.
Every prophecy says she will destroy the world. Only one person believes she can be saved.
A vampire lord offers protection in exchange for one year of marriage.
She can hear soul bonds forming between other people but cannot form one herself.
A monster hunter discovers her next target is her fated mate.
The villain keeps appearing in her dreams before she ever meets him.
Every century, a goddess chooses a mortal consort and this year she chooses a woman.
A healer accidentally saves the life of the enemy king.
She bargains with Death and ends up engaged to him.
A magical plague links two enemies together through shared pain.
The crown prince is secretly a shapeshifting beast.
She inherits a haunted castle and its dangerously attractive ghost.
The kingdom worships a god who secretly walks among them.
A witch must marry a vampire to unite their species.
Her soulmate bond is broken before she ever meets him.
A pirate queen captures a royal heir and refuses to release him.
Every time they kiss, they gain access to each other's memories.
A fallen angel seeks refuge in the home of the woman destined to kill him.
A fae bargain forces them to tell each other the truth.
The villain’s power grows stronger whenever she hates him.
She disguises herself as a man and accidentally becomes engaged to a prince.
Two immortals keep finding each other in every lifetime.
A demon offers her revenge but demands her heart in return.
The kingdom’s saint falls for the kingdom’s greatest sinner.
She can speak to dragons but is forbidden from leaving her village.
A blood oath binds a rebel leader and the crown princess together.
A siren saves the prince she was supposed to drown.
Every moon cycle, she transforms into a creature her lover hunts.
A magical academy pairs students with destined partners and she receives two names.
The villain is the only person immune to her deadly magic.
An arranged marriage turns into a political nightmare when real feelings develop.
She discovers her lover is heir to the enemy throne.
A war goddess loses her powers and falls in love with a mortal.
A necromancer accidentally resurrects her former lover.
Their soul bond allows them to feel each other’s emotions.
A cursed forest keeps bringing them back together.
She becomes bodyguard to the prince she secretly despises.
The king’s new advisor knows exactly how she will die.
A forgotten goddess awakens inside an ordinary girl.
He remembers every lifetime they shared; she remembers none.
A vampire bride flees her wedding and starts a rebellion.
She can see the threads connecting soulmates and hers leads to a monster.
An oracle falls in love with someone whose future she cannot see.
A dragon king kidnaps the wrong princess.
The enemy general is secretly writing her love letters.
A magical contract forces them to share a single body.
The realm’s greatest hero becomes possessed by an ancient god.
A forbidden relic reveals every secret desire she has ever hidden.
A cursed prince can only speak the truth to one person.
The moon goddess and sun god fall in love despite being destined to oppose each other.
A witch’s familiar takes human form.
She discovers her kingdom was built on stolen magic.
The villain is raising the child of his greatest enemy.
A magical tournament forces ex-lovers to compete against each other.
Every kiss strengthens the curse binding them together.
She enters a deadly fae court to rescue her sister.
A prince offers his heart in exchange for her loyalty.
A celestial being falls from the stars and lands in her garden.
The crown belongs to whoever can tame the last dragon.
She is forced to spy on the man she is falling for.
A demon hunter discovers she is half demon.
Their marriage is fake until the bond becomes real.
The villain keeps saving her life for reasons he refuses to explain.
A god loses a wager and must live among mortals.
A cursed sword contains the soul of an ancient ruler.
She becomes queen after assassinating the king.
The kingdom sacrifices one bride each year to a monster.
Her soulmate is destined to become the final villain.
A magical masquerade hides everyone's true identity.
A royal hostage develops feelings for her captor.
The goddess of love accidentally curses herself.
She discovers she is the reincarnation of a feared empress.
A fae king offers her anything except freedom.
The heir to heaven falls in love with the heir to hell.
Every time they touch, time freezes.
A forbidden romance threatens a fragile peace treaty.
She enters a competition to become the king’s bride.
A powerful relic binds their souls together.
A monster feared by the realm only wants to protect one person.
Her enemy becomes her only ally during an apocalypse.
A vampire prince falls for a vampire hunter.
The kingdom’s villain tells the truth while the heroes lie.
A magical accident swaps their destinies.
She is cursed to forget him every sunrise.
The ruler of the underworld offers her a crown.
Two rival gods compete for the same mortal heart.
A rebellion begins because of a forbidden romance.
A legendary warrior awakens in the future.
Her soulmate bond appears on coronation day.
A fae queen kidnaps a human scholar.
The last dragon shifter falls for a dragon hunter.
A prince and an assassin are trapped inside a magical labyrinth.
The villain wins and the love story begins afterward.
Turn one idea into an entire romantasy series.
Use the FREE Relationship Dynamic Worksheet to start building your main character couple—their chemistry, conflicts, emotional wounds, romantic tension, and relationship arc all in one place.
Includes:
• Relationship Dynamic Worksheet
• Editable Ship Moodboard Template
• Writing prompts to help develop your couple further
More free writing resources and templates:
Plotmancer Ko-fi
Want to go beyond a single relationship worksheet?
Watch the full Romantasy Series Bible Notion tour and see how writers organize entire fantasy romance worlds, including character wikis, relationship dynamics, slow-burn trackers, trope databases, fae courts, soulmate systems, chapter planning, worldbuilding databases, and multi-book series management—all connected inside one workspace.
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Your next favorite romantasy series might start with a single prompt on this list. Build it, expand it, and bring it to life. Get the ULTIMATE Romantasy Series Template NOW.
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