Satoru Gojo, deemed strongest in the whole world by first glance.

When you saw him for the first time, you didn't really like him because of how threatening he looked, but it turned out he wasn't that bad after all. He looked like he would murder you in a heartbeat, yet softened up to you immediately.

And so did you, eventually, anyway. Softened up to him a little too much though, because when you two were fighting Sukuna, he fucking passed out. You were terrified, thinking the curse had killed him.

And only then was when you revealed your true power you'd been hiding for literal years.