After a few days of reporting in the primary school, the teacher suddenly said to the whole class: Don't play with the following classmates, and then start to report their names. One of them is a mouse. After class, they have fun with other classmates. They ask me my name. I told them. Then they said that the teacher said that we can't play with this person. Then they stopped playing with Ratmouse. the mouse later learned that the people on the list were students whose family did not send her gifts