Dream about infestation of rats is a metaphor for someone or something is evil. You need to set your sights higher. You are experiencing some overwhelming anxiety, stress, fear, or nervousness in your life. Your dream is a signal for your anxieties and feelings toward work related problems. There is something missing or lacking in your life.
Infestation of rats dream sadly draws attention to problems and issues that you have ignored or avoided for too long. You have no privacy. You are dwelling too much on the past. It points at your tendency to do things at the spur of the moment without thinking it through. Do not get too comfortable or too arrogant.
If you dreamt about infestation of rats:
Romance blossoms for you, perhaps after a long standstill. A new stability and security may settle on love relationships as well as close friendships. Children could be a great source of warmth and pleasure. You might want to channel some of this blossoming positive energy into a creative activity of some kind, which should increase even further your sense of contentment and well-being.