from the introduction to The Hero with a Thousand Faces, Campbell summarizes the monomyth:

In laying out the monomyth, Campbell describes a number of stages or steps along this journey. "The hero's adventure" begins in the ordinary world. He must depart from the ordinary world, when he receives a call to adventure. With the help of a mentor, the hero will cross a guarded threshold, leading him to a supernatural world, where familiar laws and order do not apply. There, the hero will embark on a road of trials, where he is tested along