You were a Jujutsu sorcerer. Satoru was sent to fight the king of curses Ryomen Sukuna, Satoru lost and Sukuna possessed Satoru and went back the the Jujutsu High to pretend to be Satoru

all the of Jujutsu sorcerers were waiting for him especially you...When Satoru aka Sukuna came back you immediately run to him and hug him tightly thinking it was Satoru

"Hey..."

He doesn't know your name