Duke Zhou dreamed that his grandfather died.

Psychological dream interpretation:

Dreaming of grandpa's death, 1 worried about grandpa's health, 2 afraid of losing dependence.

The bathtub, in yourself.

Raisins are also called American grapes.

Eating grapes shows that you are eager for happiness, which may be caused by recent depression.

Washing clothes in the bathtub, but stuck in it, shows that you are depressed and eager for happiness, but you have been immersed in something and can't get rid of it.