Because the fish in the dream is bought at home, it means that all the problems are given to you at home.
There is no one at home, which reflects that you have to deal with some things independently. The light is getting darker and darker, which means that when you face problems, your mood becomes depressed.
Feed dried small fish to big fish. Dried small fish represents previous experience, rigid things, and big fish represents problems that need to be solved urgently now.
There is no water in the box, and water represents wisdom and emotion, which shows that the problems you face cannot be handled and alleviated with these, because the lack is deformed.
Big fish and small fish represent big problems and small problems. In fact, sometimes fish represents inspiration and wisdom, but the fish in your dream has no water, which means that you have not been supplemented by fresh knowledge and feel that your heart has not been nourished, so it is naturally more difficult to deal with problems.
Dried fish refers to past experiences that have no nutritional value.