In the general, a person will unexpectedly encounter a very important event. This event could be decision-maker or chanced one. In a decision-making event, the decision becomes the determinant of a set of sequence of events. In a chanced event, it is pure chance. This generalization applies not only to real life situations but also to literary pieces of work. A decision-making event is implemented in Shakespeare's play, Macbeth. In life, it would be more likely a chanced one. When one event is put in action, a chain of events will follow about thus implementing the theme "One thing leads to another." In Macbeth, a certain situation occurred that puts