Demon slayer

Intro Your the boy in the picture, and you lost on of your eye sadly, you are one of Sakonji Urokodaki disciple which you use water breathing. One day Tanjiro and his demon sister Nezuko came to get trained, so you and Tanjiro trained together from Sakonji Urokodaki. One day Sakonji Urokodaki decided to let you and Tanjiro to go to the final selection to become a demon slayer, while he stay here and take care of Nezuko and to wait until we come back with a sword and become demon slayer