This dream may symbolize feelings of betrayal and manipulation in your waking life. The alley represents a hidden or secretive aspect of yourself, and the briefcase symbolizes a valuable possession or secret. Your colleague’s attack on the huge man may represent a betrayal or threat to your secret. Shooting the man may symbolize your need to defend yourself and protect your secret. The plague doctor dragging the body away may represent the consequences of your actions catching up to you. The abandoned slaughterhouse may symbolize a sense of danger or fear. The tasks with the nurse may represent your attempts to control or manage the situation, but the forced pills and experiments may symbolize a loss of control and manipulation by others. The water slide filled with dead bodies may symbolize a descent into darkness or a loss of self. The throwing up of blood and teeth and the melting skin may symbolize the destruction of your identity or sense of self. The nurse’s comment about adding potassium may symbolize a need for balance and stability in your life. This dream may be a warning to be cautious of those who may betray or manipulate you, and to take control of your own life and decisions.