Plot is a related term of method.
As nouns the difference between plot and method
is that
plot is the course of a story, comprising a series of incidents which are gradually unfolded, sometimes by unexpected means while
method is a process by which a task is completed; a way of doing something (followed by the adposition of, to or for before the purpose of the process):.
As a verb plot
is to conceive (a crime, etc).