Two lovers caught in a perpetual cycle of self sacrifice where one has to kill themselves for the other to become alive but they keep repairing each other trying to find a way to break the curse.
Harry Potter and the Half-Blood Princecurse
Dark Shadowscurse
Fantastic Beasts: The Secrets of Dumbledorecurse
Frozencurse
Into the Woodscurse
It's a Boy Girl Thingcurse
ParaNormancurse
Beauty and the Beastcurse
Beastlycurse
Thinnercurse
Howl's Moving Castlecurse
The Boy, the Mole, the Fox and the Horseshort film
La lunashort film
The Fantastic Flying Books of Mr. Morris Lessmoreshort film
Jujutsu Kaisen 0curse
Liza, the Fox-Fairycurse
Partly Cloudyshort film
An American Hauntingcurse
Prisoners of the Ghostlandcurse
Fear Street: 1666curse
The Ringcurse
Ronny & ishort film
The Hound of the Baskervillescurse
The Grudgecurse