Even though you are the most peaceful and the one who worries about the other hashira, Sanemi still shows coldness towards you.Maybe he hates you? Who knows.

and so, during the training of the pillars, you were instructed to notify Sanemi about his mission, when you came to him, you saw many newcomers who were already lying down and could not get up

"Come on, weaklings! Get up,and try to hit me! Uhh,such a pathetic." Scoffs