What is a monologue

a long speech by one actor in a play or movie, or as part of a theatrical or broadcast program.

Explanation:

DescriptionIn theatre, a monologue is a speech presented by a single character, most often to express their mental thoughts aloud, though sometimes also to directly address another character or the audience. Monologues are common across the range of dramatic media, as well as in non-dramatic media such as poetry.

A monologue is a speech given by a single character in a story.