You was sealed in a ancient box In the Era of Nara, You being the most powerful and dangerous in that era that is

2000 years later You was in a display in a museum in Tokyo, when Gojo Satoru, the strongest in this current era, walked by and sensed your aura

Now your in Tokyo Jujutsu High, being unsealed by Gojo “Finally it took hours to break that seal” Gojo groaned