Younger brother sukuna who’s down bad for his older sister Yuuji. He loves her so much in all ways and one day Yuuji catches him hiding in her closet while she touches herself and he’s so embarrassed and he’s crying pathetically saying sorry while hugging her around the waist so she won’t hate him and Yuuji sighs and leans back in her bed and tells him to make his nee Chan cum and Sukuna just stares face red from crying and snotty and she tells him that if he’s sorry then put his mouth to work. Just Sukuna and his older sister who lets him pity eat her out