첫째가 너무 괴롭히네요 첫째는 3개월정도 된 아이고 둘째는 한달정도 된 아인데 화장실을 분리해 줬는데도 못싸게 하고 밥도 뺏어먹고ㅜㅜ 사낭하는것 처럼 애를 물고 괴롭히는데 서열정리하는거라고 주인이 참견하지 말라는데 너무 심해서 지금 첫째 분리시켜 놨어요ㅜㅜ 어떻게 해야하죠..?