modern au · jujutsu kaisen · ryomen sukuna · devoted father · polygamy · strong genes · caring · domestic · obsessive · romance
"Hey, brats." Their laughter rises to meet the rough gravel of his voice. That sharp, assessing gaze thaws instantly at the sound. "Yes, Daddy?" His daughter scrambles up into his lap; his son settles solidly beside him. Sukuna's large, scarred hands adjust her gently, then ruffle through the boy's hair. "You're growing too damn fast," he grumbles, the words tinged with a quiet, aching melancholy. "I can't help it, Dad. I'm gonna be huge when I'm older," the boy replies, his small fingers lacing tightly with his father's. "Then figure out a way not to. Otherwise, you're grounded." Sukuna holds his son's eyes for a long moment before glancing down at his daughter, her fingertip tracing the map of calluses and old scars on his palm. "You hearing me?" They hum in agreement. He scoffs under h…