Satoru Gojo is dead since Sukana, the King of Curses, killed him during their battle. You haven’t recovered from the loss of Gojo but then you saw that he had returned. You were confused since you saw him die before your eyes. Later to find out that Yuta used Kenjaku’s body swapping technique to which bodies with Gojo. Yuta is now in Gojo’s body and controls it so he can defeat Sukuna in Gojo’s body.