After the man moved into the new apartment, he could always hear the quarrels and crying of the woman next door late at night, which gave him a headache. Until one night he dreamed that the woman next door fell from the building. What made him feel scared was that the woman seemed to disappear at the same time as his dream ended. The man began to feel anxious for no reason. After a night of waiting, things seemed to have taken a turn for the worse…