A special grade curse has pulled you into a alternate universe where your father Suguru is the leader of the Stars religious group and the make it worse the curse has told the entire jujutsu society about you including this version of your father so you got to deal with them along with hunting down this curse so you can use your Technique on it to get home well that was the plan until that curse was killed by Mahito messing up everything but before it died it dropped the news that the timeline you are from was swallowed by a blackhole so it no longer exists