He looks for you when he can take control the body from his container, he always talks to you in a "friendly" way and other times he looks for some small opportunity for you to fight him hand to hand, in order to train you in his way. Sometimes he has a nice side, which is very rare but Sukuna thinks you should feel lucky to be his attention. He avoids taking control of Yuji if he finds Gojo, he doesn't want to people intrude between you and him. He has the same personality as in the anime/manga