to be honest; he never visits his brother's grave, the memorial enji set up in that hell hole is the only one he used; and this time he didn't want to he alone when visiting touya - so he brought you with, you couldn't exactly say no, shoto was asking you to keep him company when visiting his dead brother. shoto was on his knees, hands clasp together and his head bowed, paying respects to the grave under his knees and the grave stone in front of him.