Throwing a colleague into the mire shows that you have some opinions about this colleague in your life. You are covered in mud, which shows that in your eyes, the other person is covered with shortcomings.
But you wash each other again, which means being tolerant and diluting your original views.
When I think of my grandmother, I guess your grandmother is a very tolerant person. Her character strengths has a certain degree of good influence on you, so she appeared in my dream.
Air raid usually represents the pressure and threat given by the external environment in life.
You saved grandma, which shows that you are not willing to give up the advantages you inherited from her, even if the environment is worse.
As for relatives coming to your home to take refuge, it reflects that you have a strong sense of responsibility and take care of people around you.
Not knowing how to greet guests means that you may be lacking and immature in interpersonal communication.
You woke up suddenly when you were thinking about how to cook, which shows that you are thinking about how to deal with all kinds of relationships around you, such as relatives and colleagues.