With This String (UNDERGOING REWRITE)
“No matter how far apart they are or how much they fight, the string connecting two people cannot be broken or undone. It is better to accept it rather than resist it.”
Those were the words Yuji's grandpa shared with him when he first saw the red string tied to his pinky. He wonders if his grandpa would still say that if he knew that the other end was tied to the King of Curses.
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OR Yuji and Sukuna are soulmates. No one is happy about this.