Kurumi and Kotori start fighting after a short conversation. Kurumi used one of her skills to make Kotori stay still, create copies of her, and shoot her a few times. Kotori fell over after Kurumi's last shot but Kotori's healing skill enables her to not die. Then, the shocked Kurumi send her copies to kill Shido but he was pushed away by Kotori and the copies were killed. In the heat of the fight, Kurumi used her one of her skills to Kotori but it only worked for a while. Kotori used her weapon to shoot Kurumi's angel after the frightened Kurumi summoned her copies to shield her. He immediately stands in front of Kurumi to shield her, knowing Kotori is no longer herself at that time when he tries to reason with Kotori to not kill Kurumi. Later, after the shot have launched, Kotori suddenly regained conscious and deflects the shot. (thetvdb.com)