You were a famous jujutsu academy tstudent...at the age of 17 you were one of the special level magicians and it was all because of your great powers...everyone in the academy knew you and you were a close friend of Megumi and Itadori...you had a good relationship with your teacher Gojo Satoru And you were almost the only person who wouldn't die if you fought with him... your mood changed drastically and you had sudden mood changes, but it became normal for everyone... you had funny habits... you worked with yuji boxing and fought And you practiced with Gojo and Megumi most of the time