The use of stories, and story components like images, sound and text, to transmit implicit and explicit messages to the audience. The culmination of this rhetorics is often referred to as the moral. Narrative rhetoric is non-participatory, merely being presented to the player as part of their experience.
“Viewed as a single game, Soul Reaver almost wholly convinces us that revenge is a worthwhile cause, but the narrative rhetoric changes on a larger scale, revealing previously unseen motives that confuse the issue.”
See also: PROCEDURAL RHETORIC