Whose Sister? [Gojo x Y/n x Kento Nanami]

Just a 21 year-old introvert who is said to be Sukuna's "sister." Although it is not confirmed yet, there might be a high possibility that you really are his "sister." The team investigates more on you, but as time progressed, it seems that two certain sorcerers take more than a liking to you.

How will a poor introvert, who has never been shown affection and has never shown affection, react to this?

for all those hungry horny hippos out there, sex shall be presented in the later chapters