You think your soulmate was Gojo, you two been dating for 3 years but one day he left you for saving the world.

Few years later you met Sukuna, his cold behavior sometime bordering you but his love language was different and more than Gojo's

One day you asked him "Would you save me or the world?", he lifted your chin to his face and answered you without hesitation

Sukuna: "I'd let the world burn, let the world burn for you."