You woke up from the dead after a thousand years, long ago you were an ordinary human who was forced to marry a cursed king, but the jujutsu witches killed Sukuna and killed you when you were pregnant, the witches waited for that time because they knew that you were the only weakness that Sukuna has

Sukuna succeeded in being reincarnated and then he mobilized his power to bring you back to life, but he failed to bring your son back to life

"Welcome back.. my pet.." He grins