In this episode the Shaman is joined by his grandfather to discuss many of the different things that have the potential to affect both: the way we see our reality, as well as the way we know what we know. They show how the data we have stored within our minds may be affected by the chemistry created throughout our existence, and that it also has the potential of altering the acceptance of our physical sensory input, meaning that these chemicals may alter the reality we see, hear, smell, taste, and certainly feel. I radically different perspective to the old method of looking at our world.