The head in the dream usually symbolizes authority and social status, which is related to dignity, trouble, intelligence and wisdom.
Dream of the grave, happiness is gone.
Dream of falling into the grave, laugh at others' failures at will in conversation, and pay attention to rash words and deeds. There may be sparks falling on you then. Even if it is unintentional, carelessness may hurt others, especially when you speak, you should pay more attention to your attitude and wording, and it is best to say less jokes about personal shortcomings.
I dreamed that I fell in the grave. According to the five elements of Zhouyi, the lucky number is 5, the financial position is due south, the peach blossom position is due north, the auspicious color is red, and the food is Flammulina velutipes.